Brass Bushing
Brass Bushing
Discover our plain bearings: Flange bearings, sleeve bushings, and thrust washers. Customizable bushing materials available. Our products are wear-resistant, maintenance-free, and designed to withstand dirt, dust, and corrosion.
Types of Brass Bushing, Introducing our Brass Bushing – the ultimate solution to your bushing needs!
Brass bushing material alloys: CuSn7ZnPb (RG7), CuSn10, CuSn12, CuPb10Sn, CuPb15Sn, CuAl10Ni, CuSn10Zn (RG10), CuZn25Al5, CuSn5ZnPb (RG 5), H59 H62 H65 Brass Bushing, Different bronze alloys used in bearings, including SAE 660 and C93200, with emphasis on performance.
Our Brass Bushing is made of high-quality brass material, ensuring superior performance and durability in even the toughest of environments. It is designed to withstand heavy loads and high temperatures, making it perfect for industrial applications.
Not only is it strong and sturdy, but it also offers excellent corrosion resistance, reducing the need for frequent replacements and maintenance. Its self-lubricating properties ensure smooth and efficient operation, minimizing wear and tear on your machinery.
Our Brass Bushing is easy to install, saving you time and effort. It is compatible with a wide range of machinery and equipment, making it a versatile solution for all your bushing needs.
Investing in our Brass Bushing means investing in the reliability and efficiency of your machinery. Don’t let faulty bushings slow down your operations or cause unnecessary downtime. Upgrade to our Brass Bushing and experience the difference for yourself.
Order now and enjoy our competitive pricing and exceptional customer service. Trust us to provide you with the best brass bushing solution on the market.
Brass Bushing Graphite: Properties, Benefits, and Uses
Brass bushing graphite, also known as oil-impregnated brass or self-lubricating brass, is a composite material made of brass embedded with small graphite particles. This combination results in a material with enhanced mechanical and tribological properties, making it an ideal choice for various applications across different industries. Let’s explore the properties, benefits, and uses of brass bushing graphite.
Properties of Brass Bushing Graphite:
- Self-Lubricating: The graphite particles within the brass bushing act as a solid lubricant, reducing the need for additional lubrication in high-friction applications. This self-lubricating property helps decrease maintenance requirements and costs.
- Wear Resistance: Brass bushing graphite offers excellent wear resistance due to the presence of graphite, which forms a low-friction film on the contact surfaces, minimizing material loss and extending the service life of components.
- Corrosion Resistance: Brass, an alloy of copper and zinc, is inherently resistant to corrosion. This property is further enhanced with the addition of graphite, which provides an extra layer of protection against corrosive environments.
- High Load Capacity: The combination of brass and graphite allows for high load-carrying capacity, making it suitable for heavy-duty applications.
- Temperature Resistance: Brass bushing graphite can withstand a wide range of temperatures, making it suitable for applications in diverse environments.
Benefits of Brass Bushing Graphite:
- Reduced Maintenance: The self-lubricating property of brass bushing graphite reduces the need for regular maintenance and lubrication, ultimately saving time and costs.
- Enhanced Performance: The low-friction properties of brass bushing graphite enable smoother and more efficient operation of machinery and equipment, leading to improved overall performance.
- Longevity: The wear and corrosion resistance of brass bushing graphite contribute to the durability of components, extending their service life and reducing the need for frequent replacements.
- Versatility: Due to its diverse range of properties, brass bushing graphite can be utilized in various applications and industries, offering a versatile solution for different needs.
Uses of Brass Bushing Graphite:
- Automotive Industry: Brass bushing graphite is widely used in the automotive industry for the manufacturing of bushings, bearings, and other wear components. It helps to reduce friction and wear, improving the performance and lifespan of critical components.
- Aerospace Industry: The aerospace industry employs brass bushing graphite for its ability to withstand high temperatures and resist corrosion. Components such as bearings, bushings, and other wear parts benefit from its durability and low maintenance requirements.
- Heavy Machinery: In heavy machinery applications, such as construction and mining equipment, brass bushing graphite is used for its high load-carrying capacity and wear resistance, ensuring smooth operation and reduced downtime.
- Marine Applications: Brass bushing graphite is an ideal material for marine applications due to its corrosion resistance and self-lubricating properties. It is often used in components such as propeller shaft bearings and rudder bearings.
- Pumps and Valves: The self-lubricating and wear-resistant properties of brass bushing graphite make it suitable for use in pumps and valves, ensuring efficient operation and reduced maintenance requirements.
In conclusion, brass bushing graphite is a versatile and valuable material for various industries, including automotive, aerospace, heavy machinery, marine applications, and more. Its unique combination of properties, such as self-lubrication, wear resistance, corrosion resistance, and high load capacity, contribute to improved performance, reduced maintenance, and increased longevity of equipment and machinery components.
Brass-plugged graphite bushings are a type of self-lubricating bushing that is commonly used in various industrial applications. The material composition of the bushings plays a crucial role in determining their performance and durability.
Here are some common material alloys used in brass plugged graphite bushings:
- CuSn7ZnPb (RG7): This material is a leaded bronze alloy that offers excellent wear resistance and good machinability. It is ideal for applications that require moderate loads and speeds.
- CuSn10: This material is a high-strength bronze alloy that offers excellent wear resistance and good corrosion resistance. It is ideal for applications that require high loads and speeds.
- CuSn12: This material is a high-strength bronze alloy that offers excellent wear resistance and good corrosion resistance. It is ideal for applications that require high loads and speeds.
- CuPb10Sn: This material is a leaded bronze alloy that offers excellent wear resistance and good machinability. It is ideal for applications that require moderate loads and speeds.
- CuPb15Sn: This material is a leaded bronze alloy that offers excellent wear resistance and good machinability. It is ideal for applications that require moderate loads and speeds.
- CuAl10Ni: This material is an aluminum bronze alloy that offers excellent corrosion resistance and good wear resistance. It is ideal for applications that require high loads and speeds.
- CuSn10Zn (RG10): This material is a lead-free bronze alloy that offers excellent wear resistance and good machinability. It is ideal for applications that require moderate loads and speeds.
- CuZn25Al5: This material is a high-strength brass alloy that offers good corrosion resistance and good machinability. It is ideal for applications that require high loads and speeds.
- CuSn5ZnPb (RG 5): This material is a leaded bronze alloy that offers good wear resistance and good machinability. It is ideal for applications that require moderate loads and speeds.
The selection of the material alloy for brass-plugged graphite bushings depends on the specific application requirements such as load capacity, speed, corrosion resistance, and operating temperature. Consult with a materials expert or supplier to determine the best option for your specific project requirements.
Here is a table comparing the technical data of different brass bushing material alloys:
| Material Alloy | CuSn7ZnPb (RG7) | CuSn10 | CuSn12 | CuPb10Sn | CuPb15Sn | CuAl10Ni | CuSn10Zn (RG10) | CuZn25Al5 | CuSn5ZnPb (RG 5) |
|---|---|---|---|---|---|---|---|---|---|
| Tensile Strength (MPa) | 600-700 | 700-900 | 700-900 | 300-500 | 300-500 | 700-1000 | 600-800 | 600-700 | 400-600 |
| Yield Strength (MPa) | 260-340 | 350-500 | 350-500 | 100-250 | 100-250 | 300-550 | 240-310 | 320-400 | 170-300 |
| Elongation at Break (%) | 10-18 | 6-10 | 6-10 | 10-15 | 10-15 | 6-10 | 10-18 | 10-20 | 8-14 |
| Hardness (HB) | 80-110 | 90-120 | 90-120 | 50-80 | 50-80 | 110-150 | 80-110 | 100-140 | 60-90 |
| Coefficient of Friction | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 | 0.05-0.12 |
| Operating Temperature (°C) | -100 to 200 | -100 to 200 | -100 to 200 | -100 to 200 | -100 to 200 | -100 to 350 | -100 to 200 | -100 to 200 | -100 to 200 |
| Corrosion Resistance | Good | Good | Good | Fair | Fair | Excellent | Good | Good | Good |
| Machinability | Good | Good | Good | Good | Good | Fair | Good | Good | Good |
The data presented in this table is general and may vary depending on the specific manufacturing process, application requirements, and other factors. It is recommended to consult with a materials expert or supplier to determine the best material option for your specific project.
Brass bushings are made from various alloys, each with its own unique set of properties and advantages. Here are some of the most common brass bushing materials and their characteristics:
- CuSn7ZnPb (RG7): This brass alloy is commonly used in heavy-duty applications where high loads and low speeds are present. It is highly resistant to wear, corrosion, and galling, making it an ideal choice for applications where lubrication is difficult.
- CuSn10: This brass alloy is commonly used in high-temperature applications where it can withstand temperatures up to 572°F (300°C). It also has good corrosion resistance and can handle high loads.
- CuSn12: This brass alloy is known for its high strength, making it an ideal choice for heavy-duty applications that require high loads and low speeds. It is also highly resistant to wear and corrosion.
- CuPb10Sn: This brass alloy contains lead and tin, which provide good friction and wear properties. It is commonly used in applications where a low coefficient of friction is needed, such as in automotive engines.
- CuPb15Sn: This brass alloy is similar to CuPb10Sn but has a higher percentage of lead, which makes it even better for applications where a low coefficient of friction is needed.
- CuAl10Ni: This brass alloy contains aluminum and nickel, which provide good strength and wear resistance. It is commonly used in marine applications due to its high resistance to corrosion.
- CuSn10Zn (RG10): This brass alloy is similar to CuSn7ZnPb but has higher zinc content, which provides better corrosion resistance. It is commonly used in applications where the bushing is exposed to harsh environments.
- CuZn25Al5: This brass alloy contains zinc and aluminum, which provide good strength and corrosion resistance. It is commonly used in applications where the bushing is exposed to high temperatures.
- CuSn5ZnPb (RG 5): This brass alloy is similar to CuSn7ZnPb but has lower tin content, which makes it easier to the machine. It is commonly used in applications where the bushing needs to be machined to precise tolerances.
H59, H62, and H65 are different grades of brass alloys, each with its unique composition and properties. Brass bushings made from these alloys are widely used as bearings in various applications due to their excellent combination of mechanical and corrosion-resistant properties. Let’s explore the key characteristics of each brass grade:
- H59 Brass Bushing Bearing:
- H59 is a high-quality brass alloy containing approximately 59% copper (Cu) and small amounts of zinc (Zn) and other trace elements.
- It offers good strength, corrosion resistance, and excellent electrical conductivity.
- H59 brass bushings are commonly used in electrical connectors, switches, and other applications where electrical conductivity is essential.
- H62 Brass Bushing Bearing:
- H62 is a brass alloy with a slightly higher copper content, typically around 62%, along with zinc and traces of other elements.
- It offers improved strength, hardness, and wear resistance compared to H59 brass.
- H62 brass bushings are suitable for applications where higher mechanical loads and wear resistance are required, such as in various machinery and equipment.
- H65 Brass Bushing Bearing:
- H65 is a brass alloy with around 65% copper, zinc, and other elements in its composition.
- It provides excellent machinability, making it easy to shape and manufacture complex bushing designs.
- H65 brass bushings are commonly used in general-purpose applications, plumbing fittings, and components requiring good corrosion resistance.
All three brass grades (H59, H62, and H65) share some common features:
- Corrosion Resistance: Brass alloys, in general, offer good resistance to corrosion and are suitable for use in various environments, including marine and outdoor applications.
- Machinability: Brass alloys are known for their excellent machinability, which simplifies the manufacturing process and allows for the production of precision bushings.
- Low Friction: Brass bushings exhibit relatively low friction coefficients, reducing wear and ensuring smooth operation in bearing applications.
When selecting the appropriate brass grade (H59, H62, or H65) for a specific bushing application, it is essential to consider factors such as load capacity, operating conditions, and compatibility with mating materials. Regular maintenance and proper lubrication will help ensure optimal performance and extend the service life of the brass bushings.
The choice of brass bushing material will depend on the specific requirements of the application, including load, speed, temperature, and corrosion resistance. By selecting the right material, you can ensure that your brass bushings provide optimal performance and durability.
Brass bushings are important components in many mechanical systems, providing a critical link between moving parts and protecting them from wear and tear. Made from a durable alloy of copper and zinc, brass bushings offer several advantages over other materials, including their ability to withstand high temperatures, resist corrosion, and provide a low-friction surface for moving parts.
One of the most common applications for brass bushings is in machinery that requires rotational motion, such as motors, pumps, and gearboxes. In these systems, brass bushings help to minimize the amount of metal-on-metal contact between the rotating shaft and its surrounding housing or casing. This reduces friction and wear, which can increase the lifespan of the equipment and improve its overall efficiency.
Brass bushings can also be used in linear motion systems, where they provide a smooth, low-friction surface for linear bearings or shafts. This helps to reduce friction and wear, which can improve the accuracy and precision of the system and reduce the amount of maintenance required.
One of the key benefits of brass bushings is their resistance to corrosion. Unlike steel or other metals, brass is highly resistant to rust and other forms of corrosion, making it an ideal material for use in harsh or corrosive environments. This makes brass bushings a popular choice for marine and industrial applications where exposure to saltwater, chemicals, or other corrosive substances is common.
Another advantage of brass bushings is their ability to withstand high temperatures. Brass has a high melting point and can withstand temperatures of up to 1652°F (900°C), making it an ideal choice for use in high-temperature applications such as furnaces or other heat-treating equipment.
In addition to their practical benefits, brass bushings also offer an aesthetic advantage. The warm, golden color of brass can add a touch of elegance and sophistication to machinery or equipment, making it a popular choice for decorative or ornamental applications.
Brass bushings are a versatile and durable component that can provide many benefits to a wide range of mechanical systems. Whether used in rotational or linear motion applications, in harsh or high-temperature environments, or for practical or aesthetic purposes, brass bushings offer a reliable and effective solution for protecting moving parts and improving the performance of machinery and equipment.
Reduce Downtime and Provide Maintenance-Free OperationC86300 bronze bushing, graphite plugged bronze bushings, Graphite pillow block bearings are the Solution for Bearing Problems in High Temp applications. Increased productivity. Reduced costs & downtime. Services: Custom Design, Engineering Support, Short Lead Times.
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Pins and Bronze Bushings – Inch Size Competitive Prices Reliability and Performance
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Oilless Bearing Catalogs and Brochures Available, Pillow block bronze bearing units custom size.
pillow (Plummer) block bronze bearing units consist of an insert oilless graphite bearing mounted in a housing, which can be bolted to a support surface.
In addition, brass graphite bearing units provide high-performance bearing unit solutions.
Pillow Block Bronze Bearings Selection Guide Bronze Bushings – Factory Direct & Fast Shipping – viiplus.com
Bearing Types · Plain bearings are used to constrain, guide, or reduce friction in linear applications. ·
Application： High-temperature, high-load, low-speed and heavy-load occasions including
1. Metallurgical continuous casting machines
2. Train supports
3. Steel rolling equipment
4. Mining machinery
5. Ships
6. Gas turbines
- Base material: CuZn25A16Fe3Mn3
- Ultimate dynamic load: 100N/mm²
- Base hardness: HB210-245
- Friction Coef. μ: 0.04-0.16
- Max operating temperature: 300℃
- Max sliding speed: 0.4m/s (dry) 5m/s (oil)
Choosing the Right Material for Your Brass Bushings, Learn how to select the ideal material for your brass bushings based on your specific project requirements.
Brass bushings are widely used in various industrial applications, including machinery, automotive, and electrical equipment. Choosing the right material for your brass bushings is crucial for ensuring optimal performance and longevity.
Here are some factors to consider when selecting the ideal material for your brass bushings:
- Load capacity: Consider the amount of load that your brass bushings will bear. This will help you choose a material with adequate strength and durability.
- Corrosion resistance: Brass bushings are often used in harsh environments, so it’s essential to select a material that can withstand corrosion. Some materials, such as phosphor bronze, are particularly resistant to corrosion.
- Lubrication: Some materials require more lubrication than others to function properly. For example, bronze bushings typically need more lubrication than brass bushings.
- Operating temperature: The operating temperature of your equipment is another critical factor to consider. Some materials, such as aluminum bronze, are better suited for high-temperature environments.
- Cost: Finally, cost is always a consideration. Some materials, such as bronze, are more expensive than others, such as brass.
Based on these factors, you can choose from a range of materials for your brass bushings, including brass, bronze, aluminum bronze, and phosphor bronze. Consult with a materials expert or supplier to determine the best option for your specific project requirements.
Technical Experts – Fast and Convenient
Wide Range Of Bronze Bushing For Option,
- Choose the Right Lubricant: Selecting the right lubricant is crucial to the performance and lifespan of your brass bushings. Grease and oil are the most common lubricants used for brass bushings. When choosing a lubricant, consider the temperature, load, and speed of the application.
- Clean the Bushing: Before lubricating the brass bushing, make sure it is free of dirt, debris, and old lubricant. Use a cloth or brush to clean the bushing and surrounding area.
- Apply Lubricant: Apply a small amount of lubricant to the brass bushing. If using grease, apply a thin layer evenly around the bushing. If using oil, use a dropper or oiler to apply a small amount to the bushing. Be careful not to over-lubricate, as excess lubricant can attract dirt and debris, leading to premature wear.
- Test and Inspect: After lubricating the brass bushing, test the performance of the application. Inspect the bushing periodically to ensure it remains properly lubricated and free of debris.
- Reapply Lubricant: Depending on the application, the brass bushing may need to be lubricated regularly. Follow the manufacturer’s recommendations for lubrication frequency, and reapply lubricant as needed to maintain optimal performance.
By following these steps, you can help ensure the longevity and performance of your brass bushings.
Marine Graphite Thrust Washer and Bronze Thrust Washer: Features and Advantages
Marine Graphite Thrust Washer bronze Thrust Washer: Features and Advantages Marine environments present unique challenges for machinery and equipment. Learn about the features and advantages of thrust washers specifically designed for marine applications, from corrosion resistance to high load capacity, and how they can help ensure safe and reliable operation at sea.
In marine environments, machinery and equipment must withstand harsh conditions, including saltwater, humidity, and constant exposure to the elements. To ensure safe and reliable operation at sea, specialized components like marine graphite thrust washers and bronze thrust washers are often used. These thrust washers have unique features and advantages that make them ideal for marine applications.
- Corrosion Resistance: One of the primary challenges in marine environments is the high risk of corrosion due to saltwater and humidity. Both marine graphite and bronze thrust washers have excellent corrosion resistance, which helps to extend their service life and maintain their performance.
- High Load Capacity: Marine machinery is often subject to heavy loads, and the thrust washers used in these applications must be able to withstand these stresses. Both marine graphite and bronze thrust washers have high load capacities, making them suitable for a variety of marine applications.
- Self-Lubricating Properties: Proper lubrication is essential for maintaining the performance and longevity of machinery. Marine graphite thrust washers have self-lubricating properties due to the graphite content, reducing friction and wear between moving parts. This helps to minimize maintenance requirements and downtime, while also improving the efficiency of the machinery.
- Low Coefficient of Friction: The low coefficient of friction for both marine graphite and bronze thrust washers means that they generate less heat during operation, which can help to reduce the risk of overheating and improve overall performance.
- Thermal Conductivity: Bronze thrust washers have good thermal conductivity, which helps to dissipate heat generated during operation, further reducing the risk of overheating and extending the life of the component.
- Compatibility with a Wide Range of Materials: Both marine graphite and bronze thrust washers are compatible with a wide range of materials, including steel, stainless steel, and other alloys commonly used in marine applications. This versatility makes them suitable for use in a variety of systems and machinery.
- Easy to Machine and Install: Both marine graphite and bronze thrust washers are relatively easy to machine and install, which can help to reduce downtime and maintenance costs.
- Environmentally Friendly: Marine graphite thrust washers are considered environmentally friendly because they are made from natural materials and do not release harmful chemicals during operation. This can be an important consideration for marine applications where environmental impact is a concern.
Marine graphite thrust washers and bronze thrust washers offer numerous features and advantages that make them well-suited for marine environments. Their corrosion resistance, high load capacity, self-lubricating properties, low coefficient of friction, thermal conductivity, compatibility with various materials, ease of machining and installation, and environmentally friendly nature ensure that they can provide safe and reliable operation for a wide range of marine machinery and equipment.
| Chemical Compositions (maximum % values) | |||||||||||
| Code | Cu | S n | Z n | P b | N i | Fe | S b | S | As | Bi | O |
| H62 | 60.5~63.5 | Balance | 0.08 | 0.15 | 0.005 | 0.002 | |||||
| H68 | 67.0~70.0 | Balance | 0.03 | 0.10 | 0.005 | 0.005 | |||||
Here is the translation of the chemical compositions (maximum % values) for H62 and H68 brass:
H62 Brass H62 brass is a common type of brass with an average copper content of 62%. The specific chemical composition (maximum percentage values) is as follows:
| Element | Maximum Content (%) |
|---|---|
| Copper (Cu) | 63.5 |
| Lead (Pb) | 0.08 |
| Iron (Fe) | 0.15 |
| Antimony (Sb) | 0.005 |
| Bismuth (Bi) | 0.002 |
| Phosphorus (P) | 0.01 |
| Zinc (Zn) | Balance (i.e., 100% minus the sum of the other elements) |
| Total Impurities | ≤0.5 (sum of all elements except zinc) |
H68 Brass H68 brass is also a type of brass, with a higher copper content compared to H62 brass. The specific chemical composition (maximum percentage values) is as follows:
| Element | Maximum Content (%) |
|---|---|
| Copper (Cu) | 70.0 |
| Zinc (Zn) | Balance (i.e., 100% minus the sum of the other elements) |
| Lead (Pb) | 0.03 |
| Phosphorus (P) | 0.01 |
| Iron (Fe) | 0.10 |
| Antimony (Sb) | 0.005 |
| Bismuth (Bi) | 0.005 |
| Total Impurities | ≤0.3 (sum of all elements except zinc, but note that this value may vary by specific standards or manufacturers) |
Please note that in the above compositions, the term “balance” indicates that the remainder, not specified for other elements, primarily consists of zinc to meet the total composition requirements of the alloy. Moreover, the limit on total impurities ensures the purity and performance of the alloy. In practical applications, the compositions of these brass alloys may vary slightly according to specific application requirements and manufacturing standards!
| GB | DIN | EN | ISO | UNS | JIS | ||
| H68 | CuZn33 | 2.0280 | CuZn33 | CW506L | CuZn35 | C26800 | C2680 |
| H62 | CuZn40 | 2.0360 | CuZn40 | CW509N | CuZn40 | C28000 | C3712 |
| QSn6.5-0.1 | CuSn6 | 2.1020 | CuSn6 | CW452K | CuSn6 | C51900 | C5191 |
| QSn8-0.3 | CuSn8 | 2.1030 | CuSn8 | CW453K | CuSn8 | C52100 | C5210 |
We Offer a Range of Brass bushing to Meet All Types of Industries
Explore our collection of brass bushings, featuring an innovative grease groove design, and high-quality graphite bushings for superior performance. We also provide durable and efficient self-lubricating bronze options, ensuring reliable operation across various sectors, including wind, solar, industrial, handling and lifting equipment, and oil and gas.
Brass Alloy Self-Lubricating Bushings – SPF Series
The SPF series bushings are produced from high-performance brass alloy with embedded solid lubricants. Precisely designed cavities are arranged in an orderly pattern across the friction surface of the bushing body and filled with molded solid lubricant. This design ensures excellent self-lubricating properties, with lubricant coverage typically accounting for 25%–35% of the total contact surface.
Self-lubricating brass bushings are proven in heavy-duty applications, including continuous casting machinery, rolling equipment, mining machinery, shipbuilding, and gas turbines. They are ideally suited for high-temperature, high-load, and low-speed operating conditions where conventional lubrication is impractical.
Item No.: SPF-XX XX
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ID: __
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Length: __
| Shaft Diameter | Dimension (mm) | Length (Tolerance  ) |
ID | OD | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID | OD | Flange | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 50 | 60 | 67.5 | 80 | 100 | |||||||
| Ød | TOL | ØD | TOL | ØF | Thickness | TOL | SPF | SPF | SPF | SPF | SPF | SPF | SPF | SPF | SPF | SPF | SPF | SPF | |||
| 10 | 10 | +0.04 | 14 | +0.034 | 22 | 2 | 0 | -1010 | -1015 | -1020 | 10 | 14 | |||||||||
| +0.025 | +0.023 | -0.1 | |||||||||||||||||||
| 12 | 12 | +0.05 | 18 | +0.034 | 25 | 3 | “ | -1210 | -1215 | -1220 | -1225 | -1230 | 12 | 18 | |||||||
| +0.032 | +0.023 | ||||||||||||||||||||
| 13 | 13 | +0.05 | 19 | +0.041 | 26 | 3 | “ | -1315 | -1320 | 13 | 19 | ||||||||||
| +0.032 | +0.028 | ||||||||||||||||||||
| 14 | 14 | +0.05 | 20 | +0.041 | 27 | 3 | “ | -1415 | -1420 | -1425 | 14 | 20 | |||||||||
| +0.032 | +0.028 | ||||||||||||||||||||
| 15 | 15 | +0.05 | 21 | +0.041 | 28 | 3 | “ | -1510 | -1515 | -1520 | -1525 | -1530 | 15 | 21 | |||||||
| +0.032 | +0.028 | ||||||||||||||||||||
| 16 | 16 | +0.05 | 22 | +0.041 | 29 | 3 | “ | -1615 | -1620 | -1625 | -1630 | -1635 | -1640 | 16 | 22 | ||||||
| +0.032 | +0.028 | ||||||||||||||||||||
| 20 | 20 | +0.061 | 30 | +0.041 | 40 | 5 | “ | -2015 | -2020 | -2025 | -2030 | -2040 | 20 | 30 | |||||||
| +0.04 | +0.028 | ||||||||||||||||||||
| 25 | 25 | +0.061 | 35 | +0.05 | 45 | 5 | “ | -2515 | -2520 | -2525 | -2530 | -2535 | -2540 | -2550 | 25 | 35 | |||||
| +0.04 | +0.034 | ||||||||||||||||||||
| 30 | 30 | +0.061 | 40 | +0.05 | 50 | 5 | “ | -3020 | -3025 | -3030 | -3035 | -3040 | -3050 | 30 | 40 | ||||||
| +0.04 | +0.034 | ||||||||||||||||||||
| 31.5 | 31.5 | +0.075 | 40 | +0.05 | 50 | 5 | “ | -3120 | -3130 | -3135 | -3140 | 31.5 | 40 | ||||||||
| +0.05 | +0.034 | ||||||||||||||||||||
| 35 | 35 | +0.075 | 45 | +0.05 | 60 | 5 | “ | -3520 | -3525 | -3530 | -3535 | -3540 | -3550 | 35 | 45 | ||||||
| +0.05 | +0.034 | ||||||||||||||||||||
| 40 | 40 | +0.075 | 50 | +0.05 | 65 | 5 | “ | -4020 | -4025 | -4030 | -4035 | -4040 | -4050 | 40 | 50 | ||||||
| +0.05 | +0.034 | ||||||||||||||||||||
| 45 | 45 | +0.075 | 55 | +0.073 | 70 | 5 | “ | -4530 | -4535 | -4540 | -4550 | -4560 | 45 | 55 | |||||||
| +0.05 | +0.041 | ||||||||||||||||||||
| 50 | 50 | +0.075 | 60 | +0.073 | 75 | 5 | “ | -5030 | -5035 | -5040 | -5050 | -5060 | 50 | 60 | |||||||
| +0.05 | +0.041 | ||||||||||||||||||||
| 55 | 55 | +0.09 | 65 | +0.073 | 80 | 5 | “ | -5540 | -5560 | 55 | 65 | ||||||||||
| +0.06 | +0.041 | ||||||||||||||||||||
| 60 | 60 | +0.09 | 75 | +0.062 | 90 | 7.5 | “ | -6040 | -6050 | -6060 | -6080 | 60 | 75 | ||||||||
| +0.06 | +0.043 | ||||||||||||||||||||
| 63 | 63 | +0.09 | 75 | +0.062 | 85 | 7.5 | “ | -6367 | 63 | 75 | |||||||||||
| +0.06 | +0.043 | ||||||||||||||||||||
| 70 | 70 | +0.09 | 85 | +0.083 | 105 | 7.5 | “ | -7050 | -7080 | 70 | 85 | ||||||||||
| +0.06 | +0.051 | ||||||||||||||||||||
| 75 | 75 | +0.09 | 90 | +0.083 | 110 | 7.5 | “ | -7560 | 75 | 90 | |||||||||||
| +0.06 | +0.051 | ||||||||||||||||||||
| 80 | 80 | +0.09 | 100 | +0.083 | 120 | 10 | “ | -8060 | -8080 | -80100 | 80 | 100 | |||||||||
| +0.06 | +0.051 | ||||||||||||||||||||
| 90 | 90 | +0.107 | 110 | +0.076 | 130 | 10 | “ | -9060 | -9080 | 90 | 110 | ||||||||||
| +0.072 | +0.054 | ||||||||||||||||||||
| 100 | 100 | +0.107 | 120 | +0.076 | 150 | 10 | “ | -10080 | -100100 | 100 | 120 | ||||||||||
| +0.072 | +0.054 | ||||||||||||||||||||
| 120 | 120 | +0.107 | 140 | +0.088 | 170 | 10 | “ | -12080 | -120100 | 120 | 140 | ||||||||||
| +0.072 | +0.063 | ||||||||||||||||||||
Self-Lubricating Brass Alloy Bushings – SPB Series
The SPB series bushings are manufactured from high-strength brass alloy with embedded solid lubricants. Cavities of precise size and pattern are machined into the bearing surface and filled with molded solid lubricant. This design ensures outstanding self-lubricating performance, with lubricant coverage typically representing 25%–35% of the total contact area.
SPB self-lubricating bushings are widely applied in demanding conditions such as continuous casting machinery, rolling equipment, mining machinery, shipbuilding, and gas turbines. They are engineered to perform reliably under high temperature, heavy load, and low-speed operating environments where traditional lubrication is difficult or insufficient.
Item No.: SPB-XX XX XX
-
ID: __
-
OD: __
-
Length: __
| Shaft diameter | Dimension (mm) | Length (Tolerance ) |
ID | OD | Mating washer SPW | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID | OD | 8 | 10 | 12 | 15 | 16 | 20 | 25 | 30 | 35 | 40 | 50 | 60 | 70 | 80 | 100 | 120 | 130 | 140 | 150 | ||||||
| Ød | TOL | ØD | TOL | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | SPB | ||||
| 8 | 8 | +0.028 | 12 | +0.018 | -0.81208 | -081210 | -081212 | -081215 | 8 | 12 | —— | |||||||||||||||
| +0.013 | +0.007 | |||||||||||||||||||||||||
| 10 | 10 | 14 | -101408 | -101410 | -101412 | -101415 | -101420 | 10 | 14 | -1003 | ||||||||||||||||
| 12 | 12 | +0.034 | 18 | -121808 | -121810 | -121812 | -121815 | -121816 | -121820 | -121825 | -121830 | 12 | 18 | -1203 | ||||||||||||
| +0.016 | ||||||||||||||||||||||||||
| 13 | 13 | 19 | +0.021 | -131910 | -131912 | -131915 | -131920 | 13 | 19 | -1303 | ||||||||||||||||
| +0.008 | ||||||||||||||||||||||||||
| 14 | 14 | 20 | -142010 | -142012 | -142015 | -142020 | -142025 | -142030 | 14 | 20 | -1403 | |||||||||||||||
| 15 | 15 | 21 | -152110 | -152112 | -152115 | -152116 | -152120 | -152125 | -152130 | 15 | 21 | -1503 | ||||||||||||||
| 16 | 16 | 22 | -162210 | -162212 | -162215 | -162216 | -162220 | -162225 | -162230 | -162235 | -162240 | 16 | 22 | -1603 | ||||||||||||
| 18 | 18 | 24 | -182412 | -182415 | -182416 | -182420 | -182425 | -182430 | 18 | 24 | -1803 | |||||||||||||||
| 20 | 20 | +0.041 | 28 | -202810 | -202812 | -202815 | -202816 | -202820 | -202825 | -202830 | -202835 | -202840 | -202850 | 20 | 28 | -2005 | ||||||||||
| +0.02 | ||||||||||||||||||||||||||
| 20 | 30 | -203016 | -203020 | -203025 | -203030 | -203035 | -203040 | 20 | 30 | “ | ||||||||||||||||
| 25 | 25 | 33 | +0.025 | -253312 | -253315 | -253316 | -253320 | -253325 | -253330 | -253335 | -253340 | -253350 | -253360 | 25 | 33 | -2505 | ||||||||||
| +0.009 | ||||||||||||||||||||||||||
| 25 | 35 | -253512 | -253515 | -253516 | -253520 | -253525 | -253530 | -253535 | -253540 | -253550 | 25 | 35 | “ | |||||||||||||
| 30 | 30 | 38 | -303812 | -303815 | -303820 | -303825 | -303830 | -303835 | -303840 | -303850 | -303860 | 30 | 38 | -3005 | ||||||||||||
| 30 | 40 | -304012 | -304015 | -304020 | -304025 | -304030 | -304035 | -304040 | -304050 | -304060 | 30 | 40 | “ | |||||||||||||
| 31.5 | 31.5 | +0.05 | 40 | -314030 | -314040 | 31.5 | 40 | —— | ||||||||||||||||||
| +0.025 | ||||||||||||||||||||||||||
| 35 | 35 | 44 | -354425 | -354430 | -354435 | -354440 | -354450 | -354460 | 35 | 44 | -3505 | |||||||||||||||
| 35 | 45 | -354520 | -354525 | -354530 | -354535 | -354540 | -354550 | -354560 | 35 | 45 | “ | |||||||||||||||
| 40 | 40 | 50 | -405015 | -405020 | -405025 | -405030 | -405035 | -405040 | -405050 | -405060 | -405070 | -405080 | 40 | 50 | -4007 | |||||||||||
| 40 | 55 | +0.03 | -405530 | -405535 | -405540 | -405550 | -405560 | 40 | 55 | “ | ||||||||||||||||
| +0.011 | ||||||||||||||||||||||||||
| 45 | 45 | 55 | -455530 | -455535 | -455540 | -455550 | -455560 | 45 | 55 | -4507 | ||||||||||||||||
| 45 | 56 | -455630 | -455635 | -455640 | -455650 | -455660 | 45 | 56 | “ | |||||||||||||||||
| 45 | 60 | -456030 | -456035 | -456040 | -456050 | -456060 | -456070 | -456080 | 45 | 60 | “ | |||||||||||||||
| 50 | 50 | 60 | -506020 | -506030 | -506035 | -506040 | -506050 | -506060 | -506070 | -506080 | 50 | 60 | -5008 | |||||||||||||
| 50 | 62 | -506230 | -506235 | -506240 | -506250 | -506260 | -506270 | 50 | 62 | “ | ||||||||||||||||
| 50 | 65 | -506530 | -506540 | -506550 | -506560 | -506570 | -506580 | -5065100 | 50 | 65 | “ | |||||||||||||||
| 55 | 55 | +0.06 | 70 | -557030 | -557035 | -557040 | -557050 | -557060 | -557070 | 55 | 70 | -5508 | ||||||||||||||
| +0.03 | ||||||||||||||||||||||||||
| 60 | 60 | 74 | -607430 | -607435 | -607440 | -607450 | -607460 | -607470 | -607480 | 60 | 74 | -6008 | ||||||||||||||
| 60 | 75 | -607530 | -607535 | -607540 | -607550 | -607560 | -607570 | -607580 | -6075100 | 60 | 75 | “ | ||||||||||||||
| 63 | 63 | 75 | -637560 | -637570 | -637580 | 63 | 75 | —— | ||||||||||||||||||
| 65 | 65 | 80 | -658040 | -658050 | -658060 | -658070 | -658080 | 65 | 80 | -6508 | ||||||||||||||||
| 70 | 70 | 85 | +0.035 | -708530 | -708535 | -708540 | -708550 | -708560 | -708570 | -708580 | -7085100 | 70 | 85 | -7010 | ||||||||||||
| +0.013 | ||||||||||||||||||||||||||
| 70 | 90 | -709050 | -709060 | -709070 | -709080 | 70 | 90 | “ | ||||||||||||||||||
| 75 | 75 | 90 | -759050 | -759060 | -759070 | -759080 | -7090100 | 75 | 90 | -7510 | ||||||||||||||||
| 75 | 95 | -759560 | -759570 | -759580 | -7595100 | 75 | 95 | “ | ||||||||||||||||||
| 80 | 80 | 96 | -809640 | -809650 | -809660 | -809670 | -809680 | -8096100 | -8096120 | 80 | 96 | -8010 | ||||||||||||||
| 80 | 100 | -8010040 | -8010050 | -8010060 | -8010070 | -8010080 | -80100100 | -80100120 | -80100140 | 80 | 100 | “ | ||||||||||||||
| 90 | 90 | +0.071 | 110 | -9011050 | -9011060 | -9011080 | -90110100 | -90110120 | 90 | 110 | -9010 | |||||||||||||||
| +0.036 | ||||||||||||||||||||||||||
| 100 | 100 | 120 | -10012050 | -10012060 | -10012070 | -10012080 | -100120100 | -100120120 | -100120140 | 100 | 120 | -10010 | ||||||||||||||
| 110 | 110 | 130 | +0.04 | -11013050 | -11013070 | -11013080 | -110130100 | -110130120 | 110 | 130 | —— | |||||||||||||||
| +0.015 | ||||||||||||||||||||||||||
| 120 | 120 | 140 | -12014070 | -12014080 | -120140100 | -120140120 | -120140140 | 120 | 140 | -12010 | ||||||||||||||||
| 125 | 125 | +0.083 | 145 | -125140100 | -125145120 | 125 | 145 | —— | ||||||||||||||||||
| +0.043 | ||||||||||||||||||||||||||
| 130 | 130 | 150 | -13015080 | -130150100 | -130150130 | 130 | 150 | —— | ||||||||||||||||||
| 140 | 140 | 160 | -140160100 | -140160140 | 140 | 160 | —— | |||||||||||||||||||
| 150 | 150 | 170 | -15017080 | -150170100 | -150170150 | 150 | 170 | —— | ||||||||||||||||||
| 160 | 160 | 180 | -16018080 | -160180100 | -160180150 | 160 | 180 | —— | ||||||||||||||||||
Brass Alloy Self-Lubricated Bushings – SPW Series
The SPW series bushings are manufactured from high-strength brass alloy with embedded solid lubricants. Precisely machined cavities are distributed across the friction surface of the bushing and filled with specially formulated solid lubricants, providing excellent self-lubricating performance. Typically, the lubricant coverage accounts for 25%–35% of the total contact area, ensuring reliable operation without the need for additional oil or grease.
#500SP Self-Lubricated Bushings are widely applied in demanding environments such as continuous casting machines, rolling mills, mining machinery, shipbuilding, and gas turbines. They are engineered to withstand high temperatures, heavy loads, and low-speed operating conditions where conventional lubrication may fail.
Item No.: SPW-XX XX
-
ID: __
-
Thickness: __
| Dimension (mm) | Thickness (Tolerance  ) |
Mounting hole | Chamfer | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| ID | OD | 3 | 5 | 7 | 8 | 10 | |||||
| Ød | ØD | SPW | SPW | SPW | SPW | SPW | P.C.D | Q’ty | countersunk bolt screw | a | b |
| 10.2 | 30 | -1003 | 20 | 2 | M3 | 1.5 | 0.3 | ||||
| 12.2 | 40 | -1203 | 28 | 2 | M3 | 2 | 0.4 | ||||
| 12.2 | 40 | -1203N | no countersunk bolt hole | 2 | 0.4 | ||||||
| 13.2 | 40 | -1303 | 28 | 2 | M3 | 2 | 0.4 | ||||
| 14.2 | 40 | -1403 | 28 | 2 | M3 | 2 | 0.4 | ||||
| 15.2 | 50 | -1503 | 35 | 2 | M3 | 2 | 0.4 | ||||
| 16.2 | 50 | -1603 | 35 | 2 | M3 | 2 | 0.4 | ||||
| 16.2 | 50 | -1603N | no countersunk bolt hole | 2 | 0.4 | ||||||
| 18.2 | 50 | -1803 | 35 | 2 | M3 | 2 | 0.4 | ||||
| 20.2 | 50 | -2005 | 35 | 2 | M5 | 2.5 | 0.4 | ||||
| 25.2 | 55 | -2505 | 40 | 2 | M5 | 2.5 | 0.4 | ||||
| 30.2 | 60 | -3005 | 45 | 2 | M5 | 2.5 | 0.4 | ||||
| 35.2 | 70 | -3505 | 50 | 2 | M5 | 2.5 | 0.4 | ||||
| 40.2 | 80 | -4007 | 60 | 2 | M6 | 3 | 0.5 | ||||
| 45.2 | 90 | -4507 | 70 | 2 | M6 | 3 | 0.5 | ||||
| 50.3 | 100 | -5008 | 75 | 4 | M6 | 4 | 0.6 | ||||
| 55.3 | 110 | -5508 | 85 | 4 | M6 | 4 | 0.6 | ||||
| 60.3 | 120 | -6008 | 90 | 4 | M8 | 5 | 0.8 | ||||
| 65.3 | 125 | -6508 | 95 | 4 | M8 | 5 | 0.8 | ||||
| 70.3 | 130 | -7010 | 100 | 4 | M8 | 5 | 0.8 | ||||
| 75.3 | 140 | -7510 | 110 | 4 | M8 | 5 | 0.8 | ||||
| 80.3 | 150 | -8010 | 120 | 4 | M8 | 5 | 0.8 | ||||
| 90.5 | 170 | -9010 | 140 | 4 | M10 | 5 | 0.8 | ||||
| 100.5 | 190 | -10010 | 160 | 4 | M10 | 5 | 0.8 | ||||
| 120.5 | 200 | -12010 | 175 | 4 | M10 | 5 | 0.8 | ||||
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