+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings S71908 ACD/P4ADBC

The S71908 ACD/P4ADBC is a super precision angular contact ball bearing, measuring 40mm by 62mm by 24mm, crafted from durable chrome steel. It features a 25° contact angle and comes sealed for protection, with a moderate preload for balanced performance.

This matched set of two bearings handles radial loads up to 4275 lbf and spins smoothly at speeds up to 41,000 RPM. The phenolic cage ensures quiet operation and long service life, even in temperatures from -30°C to 110°C.

Its sealed design keeps grease in and contaminants out, reducing maintenance needs. Ideal for high-precision applications like machine tool spindles or high-speed robotics, where accuracy and reliability are key.

Weighing just 0.23kg, it’s a lightweight yet robust choice for demanding environments. Compliant with P4A tolerance standards for consistent performance.

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

Product Parameters

  • Part Number S71908 ACD/P4ADBC
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • 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 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/P4ADBC dimension drawing
Download DWG Download PDF

Features

Why Choose S71908 ACD/P4ADBC Bearing for Precision Tasks?

S71908 ACD/P4ADBC Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its matched arrangement of two bearings ensures stability and balanced performance in high-speed applications.

The chrome steel rings and balls enhance durability, while the phenolic cage reduces friction and noise.
With a maximum speed of 41,000 rpm, it delivers efficient operation in demanding conditions.

Moderate preload and P4A tolerance class guarantee consistent accuracy and smooth performance.
The sealed design protects against contaminants, extending maintenance intervals and service life.

S71908 ACD/P4ADBC Bearing’s grease lubrication ensures reliable operation across a temperature range of -30°C to 110°C.
Its dynamic radial load capacity of 4275 lbf makes it suitable for high-performance machinery.

Application

Common Applications of S71908 ACD/P4ADBC Bearing
S71908 ACD/P4ADBC Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding environments.

In robotics, S71908 ACD/P4ADBC Bearing supports articulated arms, providing smooth motion and reliable performance. Its moderate preload helps maintain precision during repetitive tasks.

For aerospace applications, S71908 ACD/P4ADBC Bearing’s phenolic cage and chrome steel components handle high speeds and loads. The matched arrangement ensures consistent performance in critical systems.

Where Is S71908 ACD/P4ADBC Bearing Used?
S71908 ACD/P4ADBC Bearing excels in medical imaging devices, where low noise and high precision are essential. Its grease lubrication reduces maintenance needs in sterile environments.

In automotive testing equipment, S71908 ACD/P4ADBC Bearing’s P4A tolerance class ensures reliable data collection. The 25° contact angle optimises load distribution for long-term use.

Built for Heavy-Duty Use: S71908 ACD/P4ADBC Bearing
S71908 ACD/P4ADBC Bearing is a go-to choice for industrial pumps, handling both radial and axial loads with ease. The chrome steel construction resists wear in continuous operation.

For semiconductor manufacturing, S71908 ACD/P4ADBC Bearing’s precision and speed capabilities support delicate processes. The matched set design minimises vibration for consistent results.

Automotive vs Aerospace: Applications of S71908 ACD/P4ADBC Bearing
In automotive transmissions, S71908 ACD/P4ADBC Bearing provides smooth gear shifts under high loads. Its moderate preload balances performance and durability for road use.

For aerospace actuators, S71908 ACD/P4ADBC Bearing’s high-speed rating and temperature range ensure reliability. The phenolic cage reduces weight without compromising strength.

Q&A

SEND INQUIRY