Cast Bronze Bushings spiral oil grooves Thrust Plates - Oil Free, Size Configurable Additional Alloys: CuSn7ZnPb (RG7), CuSn10, CuSn12, CuPb10Sn, CuPb15Sn, CuAl10Ni, CuSn10Zn (RG10), CuZn25Al5, CuSn5ZnPb (RG 5) Cast Bronze Alloys

Shop Bearing Alloys is your online source for durable and efficient high-quality bronze parts, specializing in bronze bearings.

01.

Custom plain bearings

The demand for custom non-standard plain bearings is increasing.

02.

Bespoke plain bearings

viiplus collaborates with customers to find tailored solutions, offering plain bearings in various materials, sizes, tolerances, and designs.

03.

Timely Delivery

Committed to meeting tight deadlines without compromising on quality, we ensure reliable and efficient production timelines.

04.

Versatility

Capable of handling both small-scale and high-volume orders, we provide seamless support for projects of any size.

Discover Durability and Efficiency: The VIIPLUS Shop Bearing Alloys Advantage

Metals: Shop Alloys, viiplus is your one-stop online source for metals, specializing in the sale of self-lubricating bronze and brass bearings.

When it comes to high-quality bronze parts, there’s a name that stands out—VIIPLUS Shop Bearing Alloys. As your premier online resource specializing in bronze bearing sales, VIIPLUS is dedicated to providing products engineered for durability, efficiency, and reliable performance. Whether you’re upgrading your machinery or specifying components for a new project, our extensive range of bronze bearings and bushings delivers unparalleled quality for a variety of industrial applications.

cual10ni bronze ring and sliding bearing

Custom Machined Bronze Parts & Bearings

The Bronze Advantage

Bronze has long been the material of choice in demanding mechanical environments. Its inherent properties—such as excellent wear resistance, corrosion resistance, and low friction—make it ideal for components that face heavy loads and continuous motion. Bronze bearings, in particular, are celebrated for their self-lubricating capabilities, which help minimize maintenance and extend the lifespan of your equipment. These benefits not only lead to cost savings over time but also contribute to smoother, more reliable operations in industrial settings. We supply 932 solid bronze bearings for offshore and dredging industries, agricultural equipment, hydraulic cylinders, and lifting applications.

C93200 (SAE660) Bronze Ring Leaded Tin Bronze Leaded Tin Bronze
flange groove bearing C93200 (SAE660) or CuSn7Zn4Pb7-C (CC493K) GC Leaded Tin Bronze
with graphite inserts Material: C86300 Manganese Bronze with Graphite Plugs
with graphite inserts AUTO LUBRIFICANTE
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Rated Quality Products

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Custom Cnc Machining Heavy Duty Worm Gear Screw Shaft

Manufacturing and Production

Your One-Stop Online Resource

VIIPLUS Shop Bearing Alloys brings decades of expertise right to your fingertips. Our online platform offers a user-friendly shopping experience designed to meet the needs of engineers, maintenance professionals, and procurement specialists alike. From cast bronze bearings to sintered and oil-impregnated bushings, our catalog is meticulously curated to ensure that every product meets strict quality standards. Our specialization in bronze bearing sales means that you can trust us to provide not only superior components but also the expert advice needed to choose the right part for your application.

Engineered for Performance and Reliability

At VIIPLUS, every bronze part is designed with performance in mind. Our products undergo rigorous quality control and are crafted using advanced alloy technology to deliver unmatched durability and efficiency. The precision manufacturing processes we employ ensure that our bronze bearings operate flawlessly even in the most challenging environments. This commitment to excellence translates into reduced downtime, enhanced operational performance, and long-term savings for your business.

VIIPLUS Shop Bearing Alloys continues to set the standard in durability and efficiencyensuring your machinery operates effectively every day.Need technical advice?

Copper Alloy with Graphite Embedded Slide Bearing Bushings manufacturing combine harvester spare parts solid bushing, bronze with lubricant plugs embedded Cast Bronze Bushings with Solid Lubricant Inserts

Innovation in Bronze Bearing Solutions

Innovation is at the heart of our operations. We continually invest in research and development to bring you cutting-edge solutions that keep pace with evolving industry demands. Whether you need custom-designed bushings or standard components for high-speed applications, our team of experts is ready to assist with tailored solutions that ensure the optimal performance of your machinery. By combining traditional metallurgy with modern engineering techniques, VIIPLUS Shop Bearing Alloys remains a leader in the realm of bronze bearing sales. Bronze bearing material applications include sleeve bearings, hydraulic cylinders, fishing reels, printer rollers, kitchen appliances, surveillance systems, escalators, stage lighting, and engines.

Discover more bronze bearings

    TYPES OF BRONZE BEARINGS

    C51000 Phosphor Bronze

    Custom Machined Phosphor Bronze Bushing.
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    C54400 Phosphor Bronze

    VIIPLUS Specialized in Bronze Sleeve and Flange Bearings.
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    C63000 Nickel Aluminum

    viiplus provide bronze sleeve bearings customized to meet the specific demands of our customers’ applications.
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    C86300 (SAE 430B) Manganese Bronze

    Your go-to resource for online bronze bearings and slide bearing.
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    C93200 (SAE 660) High Lead Tin Bearing Bronze

    Metals: Shop Alloy Thrust Bearing.
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    C95400 Aluminum Bronze Bearing

    Aluminum Bronze Bearing Material Specifications.
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    C95500 Nickel Aluminum Bronze Bearing

    Precision Machining Aluminum Bronze Groove Bushing
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    C95510 Nickel Aluminum Bronze Bearing

    In-house, advanced manufacturing processes such as CNC turning, CNC milling, grinding, lapping, and EDM.
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    Custom Bronze Bearing

    Our skilled engineers are available to expertly guide our manufacturing processes.
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    Commitment to Customer Success

    We measure our quality by our customers’ success. From your first visit to our online store to post-purchase support, we are dedicated to delivering a seamless and satisfying experience. Our knowledgeable customer service team is ready to assist you with product selection, technical specifications, and after-sales support, ensuring you have the right bronze parts for efficient operations. Choose VIIPLUS Shop Bearing Alloys for reliability, innovation, and excellence. Our commitment to quality and customer satisfaction has made us a trusted source for bronze parts. Explore our catalog today to see how our high-quality bronze bearings can enhance your equipment’s durability and efficiency. Ready to experience the VIIPLUS difference? Visit our website to benefit from our expertise. Solid bronze bearings offer: resistance to impurities, suitability for low-speed vibrations and impact loads, strong corrosion resistance, and a grooved design for lubricant retention.

    Unleashing Industrial Power: The Superior Performance of Bronze Bearings

    Bronze bearings are a cornerstone in industrial applications due to their exceptional strength, remarkable resistance to wear, and outstanding anti-friction qualities

    . Their unique composition and robust properties make them the ideal choice for demanding environments, ensuring smooth, reliable operation even under high stress. In this blog post, we’ll explore the various types of bronze bearing alloys, dive into their technical data, and discuss innovative self-lubricating options that are revolutionizing industrial maintenance.

    Why Choose Bronze Bearings for Industrial Applications?

    Bronze bearings are frequently used in industrial applications because of their strength, resistance to wear, and anti-friction qualities. The versatility of bronze arises from its ability to incorporate a range of alloying elements, each imparting specific characteristics that enhance performance in targeted applications. Whether you’re managing heavy-duty machinery or precision equipment, the right bronze alloy can optimize load capacity, improve durability, and reduce maintenance downtime.

    Types of Bronze Alloys Used in Bearings

    Understanding the different bronze alloys is essential for selecting the best material for your application. Here are some of the most common types used in bearings:

    C93200 (SAE 660) High Lead Tin Bronze

    Often referred to as “bearing bronze,” C93200 offers excellent resistance to seawater and brine, along with superior machining properties, hardness, strength, and wear resistance. This alloy is ideal for bearings and bushings operating under medium loads and speeds when provided with adequate lubrication

    C86300 (SAE 430B) Manganese Bronze

    Primarily composed of copper with manganese as the main alloying element, C86300 delivers high strength and hardness. It is particularly suited for heavy-duty applications including large valve stems, gears, cams, and slow-speed heavy load bearings

    C51000 Phosphor Bronze

    C51000 contains copper with tin (ranging from 0.50–11.00%) and phosphorus (0.01–0.35%). The tin enhances corrosion resistance and strength, while the phosphorus improves wear resistance and stiffness, making it a versatile option for precision components

    C54400 Phosphor Bronze

    This high-grade leaded tin bronze is renowned for its outstanding machining characteristics, excellent fatigue strength, and superior thermal and electrical conductivity. Its balanced properties make it a popular choice for intricate bearing applications

    C63000 Nickel Aluminum Bronze (AMS 4640)

    Containing 5% nickel, C63000 is a heat-treatable alloy that offers a unique combination of corrosion resistance, excellent load-bearing properties, and high strength at both ambient and elevated temperatures. This makes it suitable for applications where performance under variable temperatures is critical.

    C95400 Aluminum Bronze

    With up to 11% aluminum, C95400 stands out for its remarkable hardness and resilience. It is highly resistant to wear, abrasion, and deformation under heavy loads, making it perfect for bushings, bearings, forming rolls, dies, gears, and pump and valve components. Its chemical formula, CuAl11Fe4, underpins its extensive use in high-strength clamps, chassis parts, and even mine water pump systems

    C95500 Nickel Aluminum Bronze

    The addition of nickel makes C95500 one of the toughest non-ferrous alloys available. It exhibits exceptional yield and compressive strength, high hardness, and excellent resistance to seawater corrosion—ideal for heavy-duty, high-shock, and high-impact industrial applications

    Materials and Technical Data

    Selecting the appropriate bronze bearing requires a clear understanding of key technical data:

    • Load Capacity: Solid bronze bearings can handle maximum dynamic/static loads of 25 / 45 N/mm², ensuring reliable performance even under substantial stress.
    • Sliding Speed: With a maximum sliding speed of 0.5 m/s, these bearings are optimized for applications where controlled motion is crucial.
    • Temperature Range: Designed to function in environments up to +250°C (depending on the type of lubricant used), bronze bearings maintain their integrity in high-temperature industrial settings.
    • Enhanced Properties:
      • Manganese Bronze C86300 offers extra heavy-duty high strength, making it perfect for large valve stems, gears, cams, and slow-speed heavy load applications.
      • C95500 Nickel Aluminum Bronze is noted for its exceptional yield, compressive strength, and high hardness with relatively high elongation, ensuring durability in demanding environments
        .

    Innovations in Self-Lubricating Bronze Bearings

    Maintenance and reliability are key considerations in industrial operations. Self-lubricating bronze bearings are engineered to reduce downtime and maintenance efforts:

    • Graphite Insert Bronze Bearings: These bearings incorporate graphite plugs or inserts, which provide inherent self-lubricating properties. This innovation minimizes the need for external lubrication, thereby reducing maintenance costs and increasing bearing life.
    • Nickel Aluminum Bronze Graphite Bearings: Offering similar benefits, these bearings require less frequent upkeep, making them an excellent choice for applications where continuous operation is critical
      .

    Conclusion

    Bronze bearings continue to play a vital role in industrial applications thanks to their superior strength, excellent wear resistance, and low friction characteristics. The variety of bronze alloys—ranging from high lead tin bronzes to advanced nickel aluminum bronzes—ensures that engineers can select the perfect material for any specific load, speed, or temperature requirement. Additionally, innovations in self-lubricating bronze bearings are driving efficiency, reducing maintenance, and extending service life in the most challenging environments.

    Choosing the right bronze bearing not only enhances performance but also contributes to long-term cost savings and reliability in industrial machinery. Stay ahead in your industry by leveraging the power and precision of bronze bearings.

    Optimizing Performance: Shapes and Sizing of Self‑Lubricating Bearings

    Self‑lubricating bearings are a game‑changer in industrial design, ensuring smooth motion and minimal maintenance. Their secret? An engineered combination of material and geometry that delivers built‑in lubrication. In today’s post, we’ll explore the variety of shapes available and discuss the sizing principles that help engineers choose the perfect bearing for any application.

    Diverse Bearing Shapes Tailored for Every Application

    Self‑lubricating bearings come in many shapes to suit different load directions and movement types. Here are the most common configurations:

    Bushings

    Bushings, especially one‑piece sleeve bushings, are popular for both rotary and linear motion. They excel when the shaft load is primarily radial (perpendicular to the shaft axis). For larger sizes, lubricating recesses can be designed as full‑through channels or as partial channels. Split bushings—available as matched halves (pre‑split before final machining to guarantee 180° symmetry) or unmatched halves—allow for easier disassembly and reassembly while maintaining concentricity.

    Washers

    Washers are ideal when managing end thrust loads that are aligned with the shaft’s axis. They work well on their own or in combination with sleeve bushings and can be designed for single‑ or double‑sided lubrication depending on the application.

    Flange Bushings

    Flange bushings merge the benefits of sleeve bushings and washers in one compact unit. Their dual‑function design supports both axial and radial loads. Depending on the application, the flange may be fully lubricated to handle thrust loads or left dry when used simply as a spacer.

    Spherical Bearings

    When misalignment or deflections occur under load, self‑aligning spherical bearings come to the rescue. They consist of an inner gimbal with a cylindrical inside diameter (for shaft rotation) and a spherical convex outer diameter, which pairs with an outer race having a matching concave surface. This design accommodates slight misalignments and provides reliable performance even under off‑axis loading.

    Bearing Plates

    For applications requiring support for both longitudinal and transverse movement, bearing plates are the ideal solution. These plates are often used in larger installations and can be fabricated as single‑piece units (up to 144 inches in length). Radial bearing plates typically feature both a curved and a flat surface to allow for rotation, deflection, and linear expansion. Some plates are even designed with spherical surfaces to address angular misalignment.

    Key Sizing Guidelines for Self‑Lubricating Bearings

    Choosing the right bearing size is just as critical as selecting the appropriate shape. Several factors come into play:

    Inside Diameter

    The nominal inside diameter of a bushing is dictated by the shaft diameter. For optimal performance, the shaft should be as strong and rigid as possible to reduce friction and energy loss—meaning that the smallest practical shaft diameter should be used without compromising strength.

    Outside Diameter

    The outside diameter of a bushing is based on the required wall thickness and the size of the housing bore. A simple formula applies:

    Outside Diameter = Inside Diameter + (2 × Wall Thickness)

    Manufacturers typically provide tables with recommended wall thicknesses based on load, bearing material yield strength, and bushing diameter.

    Length

    The bearing length is determined by the area required to support the radial load. In general, the optimal length‑to‑diameter (L/D) ratio falls between 1.0 and 2.0. Bearings that are too short may be overstressed, while those that are too long risk edge loading.

    Flange and Washer Thickness

    For thrust applications, the thickness of a flange bushing or washer is generally set to match the bushing’s wall thickness. This consistency helps maintain alignment and supports even load distribution.

    Plate Thickness

    When it comes to bearing plates, thickness should be proportional to the plate’s overall size. For most flat plates, a minimum thickness of ½ inch (12.7 mm) is recommended to provide the structural integrity required for heavy loads and long spans.

    Choosing the Right Combination

    Understanding both the shape and sizing guidelines of self‑lubricating bearings is critical for designing robust, efficient systems. Whether you need bushings for high‑speed rotary applications, washers to manage axial loads, or complex spherical designs to accommodate misalignment, proper sizing ensures that your bearings operate under optimal conditions.

    By tailoring the shape to the load direction and matching the dimensions to the application’s requirements, engineers can maximize bearing life, reduce friction, and ultimately lower maintenance costs. This careful balance of design and sizing is what makes self‑lubricating bearings a trusted choice in modern industrial applications.

    Conclusion

    From bushings and washers to flange bushings, spherical bearings, and bearing plates, self‑lubricating bearings come in a variety of shapes engineered for specific functions. Coupled with precise sizing guidelines—inside diameter, outside diameter, bearing length, and appropriate flange or plate thickness—these bearings deliver unmatched performance and reliability in industrial settings.

    Investing time in selecting the right shape and size not only optimizes performance but also contributes to longer bearing life and reduced downtime. Stay ahead of the competition by integrating the right self‑lubricating bearing solutions into your design.

    bronze bearing cast parts2

    Material Selection

    Bronze Alloy Composition

    Centrifugal Casting1

    Casting

    Centrifugal casting, continuous casting

    Machine tool bearing

    Machining

    Precision Machining

    Vernier caliper measurements on the piston

    Quality Inspection

    Material Testing, Surface Inspection

    Machined Bronze Components

    Custom Manufacturing from Client Drawings

    Special Bronze Alloy

    International Service

    Self-Lubricating Functionality

    Custom size Production