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Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCB

Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCB

The 71907 ACD/P4AQBCB 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 5445 lbf and spins smoothly at speeds up to 56,000 RPM.

Its 25° contact angle and matched set of four bearings provide excellent stability for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing is ideal for machine tools or spindle systems where accuracy is crucial. It operates reliably in temperatures from -30°C to 110°C and comes pre-lubricated for easy installation.

Weighing just 0.3kg, it’s a lightweight yet robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 71907 ACD/P4AQBCB
  • 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 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • 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 5445 lbf
  • Static Radial Load 5512 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.3 kg
Super Precision Angular Contact Ball Bearings 71907 ACD/P4AQBCB dimension drawing
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Features

Performance Features of 71907 ACD/P4AQBCB Bearing

71907 ACD/P4AQBCB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 5445 lbf.

The phenolic cage ensures smooth operation, even at high speeds of 56,000 rpm.
Precision tolerances (P4A) and light preload (Class B) contribute to reliable performance in demanding conditions.

With a temperature range of -30°C to 110°C, 71907 ACD/P4AQBCB Bearing adapts to various environments.
Its matched arrangement of four bearings ensures consistent performance in complex setups.

The open design simplifies lubrication, reducing maintenance needs.
Weighing just 0.3 kg, it balances strength and efficiency for precision applications.

Application

Industrial Uses of 71907 ACD/P4AQBCB Bearing
71907 ACD/P4AQBCB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of four bearings provides stability in demanding industrial environments.

In robotics, 71907 ACD/P4AQBCB Bearing supports articulated arms, offering smooth movement thanks to its light preload and phenolic cage. Its high-speed capability makes it suitable for automated production lines.

For medical imaging devices, 71907 ACD/P4AQBCB Bearing’s P4A tolerance class delivers the precision needed for consistent performance. The chrome steel construction ensures durability in critical applications.

Automotive applications like electric power steering systems benefit from 71907 ACD/P4AQBCB Bearing’s ability to handle radial and angular loads. The lubricated design reduces maintenance needs over time.

In aerospace components, 71907 ACD/P4AQBCB Bearing’s temperature range and high-speed performance make it a reliable choice. The metric sizing ensures compatibility with international standards.

Q&A

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