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Super Precision Angular Contact Ball Bearings 71907 CEGB/P4A

Super Precision Angular Contact Ball Bearings 71907 CEGB/P4A

The 71907 CEGB/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from high-quality chrome steel. Its compact 10mm width makes it suitable for space-sensitive applications.

Designed for angular contact loads, it handles dynamic radial loads up to 1755 lbf and spins smoothly at speeds up to 56,000 RPM. The phenolic cage ensures quiet operation and durability.

With a 15° contact angle and light preload, it offers excellent precision for demanding tasks. The open design allows for easy lubrication and maintenance.

Ideal for high-speed applications like machine tool spindles or precision instruments. Compliant with P4A tolerance standards, it ensures reliable performance in temperatures from -30°C to 110°C.

Weighing just 0.075kg, it’s lightweight yet robust. This bearing can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use.

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Product Parameters

  • Part Number 71907 CEGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 35 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 55 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 10 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 19
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 1755 lbf
  • Static Radial Load 1046 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.075 kg
Super Precision Angular Contact Ball Bearings 71907 CEGB/P4A dimension drawing
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Features

Engineered for Precision: 71907 CEGB/P4A Bearing

71907 CEGB/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel construction ensures durability and smooth operation under dynamic radial loads up to 1755 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 56,000 rpm, it excels in high-speed scenarios.

71907 CEGB/P4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its P4A tolerance class guarantees consistent precision in demanding conditions.

The lightweight design at 0.075 kg makes it easy to handle without compromising strength.
Its universal matching capability allows flexible arrangement options for varied applications.

Application

Key Fields for 71907 CEGB/P4A Bearing
71907 CEGB/P4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The light preload and P4A tolerance class make it ideal for applications demanding minimal runout.

In robotics, 71907 CEGB/P4A Bearing supports articulated arms, providing smooth movement under combined radial and axial loads. Its phenolic cage reduces friction, enhancing efficiency in repetitive motions.

For medical imaging devices, 71907 CEGB/P4A Bearing’s chrome steel construction offers reliability in high-resolution scanners. The open design allows for easy lubrication, maintaining performance in critical healthcare environments.

Automotive electric motors benefit from 71907 CEGB/P4A Bearing’s ability to handle high speeds and angular loads. Its universal matching feature simplifies installation in compact motor designs.

In 3D printers, 71907 CEGB/P4A Bearing ensures precise linear motion, contributing to consistent print quality. The lightweight design and high-speed capability make it a practical choice for additive manufacturing.

Q&A

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