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Super Precision Angular Contact Ball Bearings 71908 CD/P4ADBCGMM

Super Precision Angular Contact Ball Bearings 71908 CD/P4ADBCGMM

The 71908 CD/P4ADBCGMM is a super precision angular contact ball bearing, measuring 40mm by 62mm by 24mm, crafted from high-quality chrome steel. It features a 15° contact angle and comes in a matched pair for balanced performance.

With a dynamic radial load capacity of 4478 lbf, it handles high speeds up to 56,000 RPM smoothly. The phenolic cage ensures durability, while the open design allows for easy greasing.

This bearing is ideal for applications requiring precise angular contact, such as machine tools or spindles. Its P4A tolerance class guarantees exceptional accuracy for demanding tasks.

Weighing just 0.22kg, it’s lightweight yet robust. The matched pair arrangement ensures consistent performance, making it a reliable choice for high-precision machinery.

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Product Parameters

  • Part Number 71908 CD/P4ADBCGMM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 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 Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4478 lbf
  • Static Radial Load 3825 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 56000 rpm
  • Weight 0.22 kg
Super Precision Angular Contact Ball Bearings 71908 CD/P4ADBCGMM dimension drawing
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Features

Performance Features of 71908 CD/P4ADBCGMM Bearing

71908 CD/P4ADBCGMM 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 4478 lbf.

The phenolic cage ensures smooth operation, reducing friction at high speeds of 56,000 rpm.
With a matched arrangement of two bearings, it provides balanced performance in precision tasks.

71908 CD/P4ADBCGMM Bearing operates efficiently in temperatures from -30°C to 110°C.
Its P4A tolerance class guarantees high precision, making it suitable for demanding industrial uses.

Application

Key Fields for 71908 CD/P4ADBCGMM Bearing
71908 CD/P4ADBCGMM Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

Where Is 71908 CD/P4ADBCGMM Bearing Used?
In automotive applications, 71908 CD/P4ADBCGMM Bearing supports wheel hubs and transmissions, thanks to its ability to handle combined radial and axial loads. The grease lubrication ensures smooth performance even at high speeds.

Optimized for Performance: 71908 CD/P4ADBCGMM Bearing
For robotics and automation, 71908 CD/P4ADBCGMM Bearing provides reliable motion control in robotic arms and CNC machines. The phenolic cage reduces friction, enhancing efficiency in repetitive tasks.

Medical vs Industrial: Where 71908 CD/P4ADBCGMM Bearing Excels
In medical imaging devices, 71908 CD/P4ADBCGMM Bearing offers quiet and precise movement, crucial for diagnostic accuracy. Its chrome steel construction ensures durability in both medical and industrial environments.

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