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Super Precision Angular Contact Ball Bearings S71912 CD/P4ADGA

Super Precision Angular Contact Ball Bearings S71912 CD/P4ADGA

The S71912 CD/P4ADGA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from durable chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 7178 lbf.

Its sealed design keeps grease in and contaminants out, ensuring smooth operation at speeds up to 32,500 RPM. The phenolic cage offers quiet performance and long service life.

This bearing comes in a matched set of two, allowing flexible arrangements like back-to-back or face-to-face. Ideal for high-precision applications such as machine tool spindles or high-speed robotics.

Weighing just 0.39kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number S71912 CD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 24
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 6975 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 0.39 kg
  • Price（$） 213.462
Super Precision Angular Contact Ball Bearings S71912 CD/P4ADGA dimension drawing
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Features

Performance Features of S71912 CD/P4ADGA Bearing

S71912 CD/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls ensure durability and resistance to wear under dynamic radial loads up to 7178 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 32,500 rpm, it delivers reliable performance in high-speed scenarios.

S71912 CD/P4ADGA Bearing’s sealed design and grease lubrication minimise maintenance requirements.
It operates efficiently in temperatures ranging from -30°C to 110°C, suitable for varied environments.

The universal matching feature allows flexible arrangement options, including back-to-back or face-to-face configurations.
Its P4A tolerance class ensures high precision, making it ideal for demanding industrial applications.

Application

Common Applications of S71912 CD/P4ADGA Bearing
S71912 CD/P4ADGA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The sealed construction helps maintain performance in environments with dust or debris.

In automotive applications, S71912 CD/P4ADGA Bearing supports components like electric motors and gearboxes, offering reliable performance under radial and axial loads. Its universal matching feature allows for flexible installation in various configurations.

For medical imaging devices, S71912 CD/P4ADGA Bearing’s phenolic cage and chrome steel construction provide durability and low friction. The extra light preload ensures quiet operation, which is essential in sensitive medical environments.

In robotics and automation, S71912 CD/P4ADGA Bearing is ideal for robotic arms and CNC machines, where high-speed and precision are critical. The grease lubrication extends service life, reducing maintenance needs.

Consumer electronics like high-end printers benefit from S71912 CD/P4ADGA Bearing’s compact design and reliable performance. The temperature range ensures stability even during prolonged use.

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