+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings S71917 ACB/P4A

Super Precision Angular Contact Ball Bearings S71917 ACB/P4A

The S71917 ACB/P4A is a super precision angular contact ball bearing with an 85mm bore and 120mm outer diameter, crafted from durable chrome steel. It handles both radial and angular loads up to 3442 lbf, with a maximum speed of 13000 RPM.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures smooth operation. The 25° contact angle provides stability under combined loads.

This bearing meets P4 (ABEC-7) tolerance standards for high-precision applications. It’s suitable for machine tools, spindles, or other equipment requiring accurate rotation.

Weighing 0.59kg, it’s available as a matched set for applications needing preloaded arrangements. Works in temperatures from -30°C to 110°C.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number S71917 ACB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.747 mm
  • Ball Qty 37
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3442 lbf
  • Static Radial Load 3442 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 13000 rpm
  • Weight 0.59 kg
  • Price（$） 193.356
Super Precision Angular Contact Ball Bearings S71917 ACB/P4A dimension drawing
Download DWG Download PDF

Features

Performance Features of S71917 ACB/P4A Bearing

S71917 ACB/P4A Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and consistent performance under radial loads.

The phenolic cage in S71917 ACB/P4A Bearing reduces friction and noise, enhancing operational smoothness.
With a maximum speed of 13,000 rpm, it delivers reliable high-speed performance.

S71917 ACB/P4A Bearing operates efficiently within a temperature range of -30° to 110°C.
Its sealed design helps maintain lubrication, reducing maintenance requirements.

The P4 tolerance class ensures high precision, making it suitable for demanding applications.
Its dynamic radial load capacity of 3442 lbf provides robust performance in various conditions.

Application

Industrial Uses of S71917 ACB/P4A Bearing
S71917 ACB/P4A Bearing is commonly used in high-precision machine tools, where its angular contact design handles both radial and axial loads efficiently. The sealed construction helps keep contaminants out, extending the bearing’s service life.

In robotics, S71917 ACB/P4A Bearing ensures smooth movement in articulated arms, thanks to its phenolic cage reducing friction. Its P4 tolerance class makes it suitable for applications demanding tight precision.

For medical imaging devices, S71917 ACB/P4A Bearing’s chrome steel build provides reliable performance under consistent use. The lubricated design ensures quiet operation, which is essential in sensitive medical environments.

Automotive vs Aerospace: Applications of S71917 ACB/P4A Bearing
In automotive systems, S71917 ACB/P4A Bearing supports components like turbochargers, where high-speed rotation is critical. Its 25° contact angle optimises load distribution for better durability.

Aerospace applications benefit from S71917 ACB/P4A Bearing’s matched arrangement, ensuring consistent performance in flight control systems. The bearing’s temperature range also makes it adaptable to varying operational conditions.

Q&A

SEND INQUIRY