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Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGB

Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGB

The S71908 ACD/P4ADGB is a super precision angular contact ball bearing, measuring 40mm by 62mm by 24mm. Made from chrome steel, it’s designed for high-speed applications with a 25° contact angle.

It handles radial loads up to 4275 lbf and spins smoothly at speeds up to 41,000 RPM. The sealed design keeps grease in and contaminants out, ensuring long-lasting performance.

This bearing comes in a matched set of two, allowing universal mounting in back-to-back, face-to-face, or tandem configurations. Ideal for precision machinery like spindles or CNC equipment.

With a light preload and P4A tolerance class, it offers reliable accuracy. The phenolic cage and chrome steel balls ensure durability in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S71908 ACD/P4ADGB
  • 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 25°
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4275 lbf
  • Static Radial Load 3600 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.23 kg
Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGB dimension drawing
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Features

Performance Features of S71908 ACD/P4ADGB Bearing

S71908 ACD/P4ADGB Bearing is crafted with chrome steel rings and balls, offering high precision and durability.
The 25° contact angle ensures optimal load distribution for angular contact applications.

Its phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a dynamic radial load capacity of 4275 lbf, it handles demanding conditions effortlessly.

The sealed design and grease lubrication provide long-lasting operation with minimal maintenance.
It operates smoothly at speeds up to 41,000 rpm, making it ideal for high-speed applications.

S71908 ACD/P4ADGB Bearing’s universal matching allows flexible arrangements like back-to-back or face-to-face.
Its P4A tolerance class guarantees exceptional precision and reliability.

Application

Common Applications of S71908 ACD/P4ADGB Bearing
S71908 ACD/P4ADGB Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The sealed design keeps contaminants out, extending service life in demanding industrial environments.

In automotive applications, S71908 ACD/P4ADGB Bearing supports components like electric motors and transmissions, thanks to its universal matching capability. The light preload also reduces vibration, enhancing driving comfort.

For robotics, S71908 ACD/P4ADGB Bearing’s phenolic cage and P4A tolerance class make it ideal for articulated arms requiring smooth, precise movement. Its high-speed rating (41,000 rpm) further suits dynamic automation tasks.

Medical imaging devices benefit from S71908 ACD/P4ADGB Bearing’s consistent performance and grease lubrication, which ensure quiet operation. The chrome steel construction also resists wear in frequent-use scenarios.

In consumer electronics, S71908 ACD/P4ADGB Bearing’s compact size (40mm×62mm×24mm) fits well in printers and scanners. The tandem arrangement option allows for flexible installation in space-constrained designs.

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