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Super Precision Angular Contact Ball Bearings 71900 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings 71900 ACD/P4ATBTC

The 71900 ACD/P4ATBTC is a super precision angular contact ball bearing with a 10mm bore and 22mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1170 lbf and spins smoothly at speeds up to 165,000 RPM.

With a 25° contact angle and moderate preload, it offers stable performance for angular loads. The phenolic cage ensures quiet operation and long service life.

This set includes three matched bearings arranged in a TBT configuration, ideal for high-precision applications like machine tool spindles. It operates reliably in temperatures from -30°C to 110°C.

Weighing just 0.027kg, it’s lightweight yet robust. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 71900 ACD/P4ATBTC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 10 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 22 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 1170 lbf
  • Static Radial Load 720 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 165000 rpm
  • Weight 0.027 kg
Super Precision Angular Contact Ball Bearings 71900 ACD/P4ATBTC dimension drawing
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Features

Performance Features of 71900 ACD/P4ATBTC Bearing

71900 ACD/P4ATBTC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 1170 lbf.

The phenolic cage maintains ball alignment, reducing friction and wear.
With a maximum speed of 165,000 rpm, it delivers reliable performance in high-speed applications.

71900 ACD/P4ATBTC Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its precision P4A tolerance class ensures consistent performance in demanding conditions.

The matched arrangement of three bearings enhances stability and load handling.
Moderate preload class C further improves operational smoothness and longevity.

Application

Key Fields for 71900 ACD/P4ATBTC Bearing
71900 ACD/P4ATBTC 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 high-speed operations.

In robotics, 71900 ACD/P4ATBTC Bearing supports articulated arms, providing smooth movement and reducing friction. Its phenolic cage offers durability in repetitive motion applications.

For medical imaging devices, 71900 ACD/P4ATBTC Bearing’s chrome steel construction ensures reliable performance under continuous use. The open design allows for easy lubrication, extending service life.

Automotive applications like electric power steering systems benefit from 71900 ACD/P4ATBTC Bearing’s ability to handle combined loads. The matched set arrangement enhances precision in compact spaces.

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