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Super Precision Angular Contact Ball Bearings S71909 CEGA/P4A

Super Precision Angular Contact Ball Bearings S71909 CEGA/P4A

The S71909 CEGA/P4A is a super precision angular contact ball bearing with a 45mm bore and 68mm outer diameter, crafted from durable chrome steel. Its compact 12mm width makes it suitable for tight spaces while maintaining high performance.

Designed for angular contact loads, it handles dynamic radial loads up to 2340 lbf and spins smoothly at speeds up to 46,000 RPM. The sealed design keeps grease in place, reducing maintenance needs.

With a 15° contact angle and phenolic cage, it offers quiet operation and long service life. The P4A tolerance class ensures exceptional precision for demanding applications.

Ideal for high-speed spindles or precision machinery, this bearing operates in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings and weighs just 0.13kg for easy handling.

The bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use. Its universal matching capability makes it a flexible choice for complex setups.

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Product Parameters

  • Part Number S71909 CEGA/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 12 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.35 mm
  • Ball Qty 21
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 2340 lbf
  • Static Radial Load 1530 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 46000 rpm
  • Weight 0.13 kg
Super Precision Angular Contact Ball Bearings S71909 CEGA/P4A dimension drawing
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Features

Performance Features of S71909 CEGA/P4A Bearing

S71909 CEGA/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability while maintaining precision under dynamic radial loads up to 2340 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 46,000 rpm.
Grease lubrication further enhances performance, reducing friction and wear over time.

With a P4A tolerance class, S71909 CEGA/P4A Bearing delivers consistent accuracy in demanding conditions.
Its sealed design protects against contaminants, extending service life in various environments.

The extra light preload (Class A) ensures minimal friction while maintaining stability.
This makes S71909 CEGA/P4A Bearing suitable for high-precision machinery requiring reliable angular contact performance.

Application

Industrial Uses of S71909 CEGA/P4A Bearing
S71909 CEGA/P4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In automotive applications, S71909 CEGA/P4A Bearing supports components like electric motors and gearboxes, providing smooth operation under radial and axial loads. Its phenolic cage offers durability and stability at high speeds.

For medical imaging devices, S71909 CEGA/P4A Bearing’s chrome steel construction ensures reliable performance in critical applications. The extra light preload makes it suitable for delicate instruments requiring minimal friction.

Automation and robotics benefit from S71909 CEGA/P4A Bearing’s high-speed capabilities, particularly in robotic arms and CNC machines. The P4A tolerance class guarantees consistent precision in repetitive tasks.

In consumer electronics, S71909 CEGA/P4A Bearing can be found in high-performance fans and small motors. Its compact size and grease lubrication make it a quiet and efficient choice for everyday devices.

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