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Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGC

Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGC

The S71908 ACD/P4ADGC is a super precision angular contact ball bearing with a 40mm bore and 62mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 4275 lbf and spins smoothly at speeds up to 41,000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 25° contact angle and moderate preload make it versatile for various mounting arrangements.

This bearing is part of a matched set, suitable for universal matching in back-to-back, face-to-face, or tandem configurations. Ideal for high-precision applications like machine tool spindles or medical equipment.

Weighing just 0.23kg, it’s lightweight yet robust, with a temperature range of -30°C to 110°C. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number S71908 ACD/P4ADGC
  • 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 Moderate / Class C
  • 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
  • Price（$） 165.312
Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADGC dimension drawing
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Features

Performance Features of S71908 ACD/P4ADGC Bearing

S71908 ACD/P4ADGC Bearing is crafted with chrome steel rings and balls, ensuring durability and high performance.
Its 25° contact angle provides excellent angular contact load handling, ideal for precision applications.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a dynamic radial load capacity of 4275 lbf, it handles demanding conditions reliably.

S71908 ACD/P4ADGC Bearing operates efficiently at speeds up to 41,000 rpm, balancing speed and stability.
Its sealed design and grease lubrication minimise maintenance needs, extending service life.

The universal matching feature allows flexible arrangement options, including back-to-back and face-to-face setups.
This makes S71908 ACD/P4ADGC Bearing versatile for various industrial applications.

With a temperature range of -30°C to 110°C, it performs consistently in diverse environments.
The P4A tolerance class ensures high precision, meeting stringent industry standards.

Application

Essential Roles of S71908 ACD/P4ADGC Bearing
S71908 ACD/P4ADGC 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, making it reliable for long-term use in demanding environments.

How Does S71908 ACD/P4ADGC Bearing Improve Performance?
In automotive applications like electric motors, S71908 ACD/P4ADGC Bearing’s moderate preload reduces vibration for smoother operation. Its universal matching feature allows flexible mounting in back-to-back or face-to-face configurations.

Perfect Fit for Automation: S71908 ACD/P4ADGC Bearing
S71908 ACD/P4ADGC Bearing excels in robotic arms, providing the precision needed for repetitive tasks. The phenolic cage material offers lightweight durability, ideal for high-speed movements.

Medical vs Industrial: Where S71908 ACD/P4ADGC Bearing Excels
For medical imaging devices, S71908 ACD/P4ADGC Bearing’s P4A tolerance class ensures quiet, vibration-free performance. In industrial settings, its grease lubrication supports continuous operation at speeds up to 41,000 rpm.

Where Is S71908 ACD/P4ADGC Bearing Used?
You’ll find S71908 ACD/P4ADGC Bearing in 3D printers, where its angular contact design maintains precision during rapid directional changes. The chrome steel construction also resists wear in high-cycle applications.

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