C93500 Tin Bronze Bushing

Engineered with precision, the C93500 tin bronze bushing delivers unparalleled performance. Its meticulously crafted design ensures a snug fit, minimizing friction and vibration. This precision engineering translates to smooth operation, reduced noise, and enhanced efficiency, offering an exceptional user experience. Trust in its precision for seamless functioning in critical machinery and equipment.


Introduction to C93500 Tin Bronze Bushing

C93500 Tin Bronze Bushings represent a robust bronze alloy renowned for its exceptional machining properties, commendable hardness, heightened strength, and impressive wear resistance, coupled with superior antifriction characteristics. These bushings find widespread application across various domains, including small bearings, bronze backing for babbitt-lined automotive bearings, and heavy machinery, owing to their durability and resistance to wear.

Notably, the C93500 Tin Bronze Bushings are lauded for their corrosion resistance, rendering them apt for marine settings and underwater equipment, where corrosion prevention and dependable performance are paramount. Moreover, they play a vital role in the automotive sector, particularly in engines, transmissions, and suspension systems, leveraging their pivotal attributes of strength, wear resistance, and corrosion resistance.

Key among the advantages of these bushings is their capability to effectively withstand shock, impact, wear, and corrosion. They exhibit resilience even at elevated temperatures, making them well-suited for high-load, low-speed, and heavy-duty industrial applications. Furthermore, the alloy offers versatility in manufacturing, available in various sizes ranging from inner diameters of 0.2362” (6 mm) to 3.937” (100 mm) and lengths from 0.2362” (6 mm) to 4.7244” (120 mm).

In essence, C93500 Tin Bronze Bushings emerge as a versatile and dependable material choice for bushings and bearings, courtesy of their exceptional machining properties, strength, wear resistance, and antifriction characteristics. Their widespread usage across automotive, heavy machinery, and marine industries underscores their role in ensuring seamless operation and prolonged service life.

What Are The Advantages Of Using C93500 Tin Bronze Bushings

The utilization of C93500 Tin Bronze Bushings offers a multitude of advantages:

  1. Resistance to Shock, Impact, Wear, and Corrosion: These bushings effectively withstand shock, impact, wear, and corrosion, rendering them suitable for demanding industrial applications characterized by high loads, low speeds, and heavy-duty operations.
  2. High-Temperature Performance: They exhibit resilience even under high temperatures, making them ideal for applications encountering elevated thermal conditions.
  3. Excellent Machining Properties: C93500 Tin Bronze Bushings boast superb machining properties, facilitating ease of fabrication and manufacturing processes.
  4. Strength and Wear Resistance: With commendable strength and wear resistance, they fulfill crucial roles in bearings and bushings subjected to heavy loads and wear.
  5. Antifriction Qualities: These bushings offer superior antifriction qualities, pivotal for minimizing friction and wear across diverse applications.
  6. Corrosion Resistance: Resistant to corrosion, they are well-suited for employment in marine environments and underwater equipment, ensuring prolonged performance reliability.
  7. Versatility: Available in various sizes, ranging from 0.2362” (6 mm) to 3.937” (100 mm) in inner diameter and 0.2362” (6 mm) to 4.7244” (120 mm) in length, they cater to diverse application requirements.
  8. Durability: Renowned for their durability and extended lifespan, they emerge as a dependable choice for bushings and bearings across various applications.
  9. Ease of Manufacturing and Maintenance: These bushings can be easily manufactured and maintained, minimizing downtime and saving on replacement costs.
  10. Heat Treatment: Aluminum bronze alloys, including C93500, can undergo heat treatment, enhancing their strength for applications necessitating heightened mechanical properties.

These advantages collectively establish C93500 Tin Bronze Bushings as a favored option across automotive, heavy machinery, and marine industries, ensuring seamless operations and prolonged service life.

Similar or equivalent specification

QQ-C-390, E9;
QQ-B-1005, Comp 14
MIL-B-11553, Comp 14

Chemical composition

Chemical composition according to ASTM B505/B505M-18
1In determining Cu min., Cu may be calculated as Cu + Ni.   2Ni value includes Co.
Note: Cu + sum of named elements, 99.0% min. Single values represent maximums.


Copper alloy UNS No.Machinability ratingDensity (lb/in3 at 68 °F)

Mechanical properties

Mechanical properties according to ASTM B505/B505M-18
Tensile strength, minYield strength, at 0.5% extension under load, minElongation, in 2 in. or 50 mm minBrinell hardness (500 kg load)Remarks
ksiMPaksiMPa%typical BHN

Physical properties

Physical properties provided by CDA
US CustomaryMetric
Melting point – liquidus1830 °F999 °C
Melting point – solidus1570 °F854 °C
Density0.32 lb/in3 at 68 °F8.86 gm/cm3 at 20 °C
Specific gravity8.868.86
Electrical conductivity15% IACS at 68 °F0.088 MegaSiemens/cm at 20 °C
Thermal conductivity40.7 Btu/sq ft/ft hr/°F at 68 °F70.4 W/m at 20 °C
Coefficient of thermal expansion 68-3929.9 · 10-6 per °F (68-392 °F)17.1 · 10-6 per °C (20-200 °C)
Specific heat capacity0.09 Btu/lb/°F at 68 °F377.1 J/kg at 20 °C
Modulus of elasticity in tension14500 ksi10000 MPa
Incipient Melting600 °F316 °C
Magnetic Permeability11

What Are The Common Industries That Use C93500 Tin Bronze Bushings

C93500 Tin Bronze Bushings find extensive use across a diverse range of industries, owing to their exceptional properties:

  1. Marine Industry: Employed in marine applications due to their remarkable corrosion resistance, these bushings serve in propeller system components, bearings, bushings, piping, and various other corrosive marine settings.
  2. Heavy Machinery: Widely utilized in heavy machinery for their high strength, wear resistance, and capacity to endure heavy loads and elevated temperatures.
  3. Automotive Industry: Integral components in automotive systems such as engines, transmissions, and suspension setups, leveraging their crucial attributes of strength, wear resistance, and corrosion resistance.
  4. Industrial Applications: Essential in industrial settings for bearings, gears, seals, valves, and pump components, addressing challenges related to corrosion and steel galling.
  5. Mining Equipment: Utilized in mining equipment for repair and replacement parts, benefiting from their resistance to galling and ability to carry high loads.
  6. LED Lighting Manufacturing: Copper-based alloys, including C93500, serve in the production of thermally conductive reflectors crucial for manufacturing LED lighting components.
  7. Paper Industry: Employed in the paper industry for various components like clutch drums and other industry-specific applications.
  8. Aerospace Industry: Integral to aerospace applications including brakes, airframe fasteners, bushings, bearings, door hardware, and electronic system components, where their robust properties are vital for performance and reliability.

These industries capitalize on the unique strengths of C93500 Tin Bronze Bushings, including their robustness, wear resistance, corrosion resistance, and ability to withstand extreme conditions, thus catering to a broad spectrum of applications across diverse sectors.

The Typical Sizes And Shapes Of C93500 Tin Bronze Bushings

C93500 Tin Bronze Bushings for industrial applications exhibit a range of sizes and shapes tailored to meet diverse industry needs:

  • Inner Diameter: Ranging from 0.2362” (6 mm) to 3.937” (100 mm), accommodating a wide array of shaft sizes and applications.
  • Length: Extending from 0.2362” (6 mm) to 4.7244” (120 mm), providing versatility in fitting various equipment configurations.
  • Flanged Bushings: Available in flanged designs, aiding in convenient mounting and precise positioning within machinery setups.
  • Customized Shapes: Manufacturers offer tailored shapes and sizes, including continuous cast bronze standard alloys, such as bushings, flanged bronze bushings, and oilless thrust washers, crafted to meet specific application demands.
  • Tubes and Rectangles: Bushings are crafted in tube and rectangular forms, with tube outer diameters spanning 1” to 16” and rectangle sizes extending up to 20”, catering to diverse structural requirements.
  • Solids: Also accessible in solid configurations, featuring outer diameters ranging from 3/8” to 13”, ensuring robust performance in various load-bearing applications.

These dimensions and configurations are meticulously designed to suit industrial bearings, hydraulic cylinders, and other heavy machinery components. The selection of size and shape hinges upon the particular needs of the application, prioritizing attributes like strength, wear resistance, and corrosion resistance to ensure optimal performance and longevity.


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