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Super Precision Angular Contact Ball Bearings 71907 CBGB/P4A

Super Precision Angular Contact Ball Bearings 71907 CBGB/P4A

The 71907 CBGB/P4A is a super precision angular contact ball bearing with a 35mm bore and 55mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1141 lbf and operates smoothly at high speeds up to 56,000 RPM.

Its 15° contact angle and phenolic cage ensure stable performance, while the open design allows for easy lubrication. The bearing is available in matched sets for back-to-back, face-to-face, or tandem arrangements.

With a light preload (Class B) and P4A tolerance, it offers precise motion control. Ideal for applications like machine tool spindles or high-speed robotics where accuracy is key.

Weighing just 0.078kg, it’s lightweight yet robust. Compliant with standard temperature ranges from -30°C to 110°C, making it versatile for various industrial uses.

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Product Parameters

  • Part Number 71907 CBGB/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 3.969 mm
  • Ball Qty 25
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • 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 1141 lbf
  • Static Radial Load 821 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.078 kg
Super Precision Angular Contact Ball Bearings 71907 CBGB/P4A dimension drawing
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Features

Performance Features of 71907 CBGB/P4A Bearing

71907 CBGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 1141 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 56,000 rpm.
Precision tolerances (P4A class) guarantee consistent performance in demanding conditions.

With matched arrangement options, 71907 CBGB/P4A Bearing offers flexibility for back-to-back or face-to-face configurations.
Its lightweight design (0.078 kg) reduces overall system weight without compromising strength.

Operating between -30°C to 110°C, 71907 CBGB/P4A Bearing performs reliably in varied environments.
The open seal type allows for easy lubrication, maintaining optimal performance over time.

Application

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

Where Is 71907 CBGB/P4A Bearing Used?
In robotics, 71907 CBGB/P4A Bearing supports articulated arms, providing smooth motion and long service life. Its phenolic cage reduces friction, making it ideal for high-speed automation tasks.

Optimized for Performance: 71907 CBGB/P4A Bearing
For medical imaging devices, 71907 CBGB/P4A Bearing offers reliable performance due to its chrome steel construction. The open design allows for easy lubrication, ensuring consistent operation in critical settings.

Automotive vs Aerospace: Applications of 71907 CBGB/P4A Bearing
In automotive systems, 71907 CBGB/P4A Bearing is found in gearboxes, handling radial and axial loads efficiently. For aerospace, its matched arrangement ensures stability in flight control mechanisms.

Practical Applications of 71907 CBGB/P4A Bearing
71907 CBGB/P4A Bearing works well in 3D printers, where precision and low friction are key. The tandem arrangement option also makes it versatile for custom machinery setups.

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