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Super Precision Angular Contact Ball Bearings S71913 CB/P4AQBCB

Super Precision Angular Contact Ball Bearings S71913 CB/P4AQBCB

The S71913 CB/P4AQBCB is a super precision angular contact ball bearing with a 65mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes sealed for protection, with a matched set of four bearings for balanced performance.

This bearing handles radial loads up to 6322 lbf and spins smoothly at speeds up to 36,000 RPM, thanks to its phenolic cage and grease lubrication. Its light preload (Class B) ensures precise operation in demanding applications.

The sealed design keeps contaminants out, extending its lifespan, while the P4A tolerance class guarantees exceptional accuracy. Ideal for high-speed machinery like spindles or CNC equipment where precision is key.

Weighing 0.87kg, it’s robust yet manageable for its size. Compatible with SKF bearings, it’s a reliable choice for replacements or upgrades. Works well in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71913 CB/P4AQBCB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 52 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 32
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 6322 lbf
  • Static Radial Load 8438 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.87 kg
Super Precision Angular Contact Ball Bearings S71913 CB/P4AQBCB dimension drawing
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Features

Performance Features of S71913 CB/P4AQBCB Bearing

S71913 CB/P4AQBCB Bearing is crafted with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high strength and durability under dynamic radial loads up to 6322 lbf.

The sealed design and phenolic cage reduce friction, making it suitable for high-speed operations up to 36,000 rpm.
Precision-matched in sets of four, these bearings provide consistent performance in demanding setups.

With a temperature range of -30°C to 110°C, S71913 CB/P4AQBCB Bearing performs reliably in varied environments.
Its P4A tolerance class guarantees exceptional accuracy for super precision applications.

Application

Industrial Uses of S71913 CB/P4AQBCB Bearing
S71913 CB/P4AQBCB Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The sealed design helps keep contaminants out, extending the bearing’s lifespan in demanding environments.

In automotive applications, S71913 CB/P4AQBCB Bearing supports components like electric motors and gearboxes, thanks to its angular contact design. The chrome steel construction provides durability under both radial and axial loads.

For medical imaging equipment, S71913 CB/P4AQBCB Bearing offers reliable performance due to its high precision and low friction. The phenolic cage adds stability, making it suitable for sensitive devices requiring consistent movement.

In robotics, S71913 CB/P4AQBCB Bearing is ideal for joints and actuators, where its matched arrangement ensures precise alignment. The grease lubrication allows for quiet operation, essential in automated systems.

Consumer electronics like high-end printers benefit from S71913 CB/P4AQBCB Bearing’s smooth rotation and low maintenance. Its compact size and high-speed capability make it a practical choice for small, high-performance devices.

Q&A

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