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Super Precision Angular Contact Ball Bearings S71916 ACD/P4AQBTB
Super Precision Angular Contact Ball Bearings S71916 ACD/P4AQBTB

Super Precision Angular Contact Ball Bearings S71916 ACD/P4AQBTB

The S71916 ACD/P4AQBTB is a super precision angular contact ball bearing with an 80mm bore and 110mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 20340 lbf and operates smoothly at speeds up to 28000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 25° contact angle provides excellent stability for angular loads.

This bearing comes in a matched set of four, preloaded for light applications, making it ideal for high-precision machinery like spindles or CNC tools. It works reliably in temperatures from -30°C to 110°C.

Weighing 1.51kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s a dependable choice for demanding industrial environments.

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Product Parameters

  • Part Number S71916 ACD/P4AQBTB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 80 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 64 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 9.525 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <>>> QBT
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 20340 lbf
  • Static Radial Load 32850 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 1.51 kg

Features

Performance Features of S71916 ACD/P4AQBTB Bearing

S71916 ACD/P4AQBTB 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 high radial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing operational smoothness.
With a dynamic radial load capacity of 20340 lbf, it handles demanding conditions reliably.

S71916 ACD/P4AQBTB Bearing operates efficiently at speeds up to 28,000 rpm, suitable for high-performance machinery.
Its sealed design and grease lubrication minimise maintenance while extending service life.

The matched arrangement of four bearings ensures stability and precision in angular contact applications.
Its P4A tolerance class guarantees high accuracy, making it ideal for precision engineering tasks.

Application

Industrial Uses of S71916 ACD/P4AQBTB Bearing
S71916 ACD/P4AQBTB Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle performance. The sealed construction helps maintain lubrication, reducing maintenance needs in demanding environments.

In robotics, S71916 ACD/P4AQBTB Bearing provides smooth motion control for articulated arms, thanks to its light preload and matched arrangement. The phenolic cage adds durability while keeping weight low for efficient operation.

For aerospace applications, S71916 ACD/P4AQBTB Bearing’s P4A tolerance class makes it suitable for navigation systems requiring minimal vibration. Its chrome steel rings and balls handle both radial and angular loads reliably.

Where Is S71916 ACD/P4AQBTB Bearing Used?
You’ll find S71916 ACD/P4AQBTB Bearing in medical imaging devices, where its high-speed capability and precision are essential for clear scans. The grease lubrication ensures quiet operation in sensitive environments.

Automotive vs Aerospace: Applications of S71916 ACD/P4AQBTB Bearing
In automotive testing equipment, S71916 ACD/P4AQBTB Bearing supports precise measurements with its stable load handling. For aerospace, its temperature range suits both ground tests and in-flight conditions.

Built for Heavy-Duty Use: S71916 ACD/P4AQBTB Bearing
S71916 ACD/P4AQBTB Bearing works well in industrial pumps, handling continuous operation with minimal wear. The matched set of four bearings ensures even load distribution for long service life.

What Makes S71916 ACD/P4AQBTB Bearing a Preferred Choice?
S71916 ACD/P4AQBTB Bearing is favoured in CNC machinery for its ability to maintain accuracy under high speeds. The 25° contact angle optimises performance for combined radial and thrust loads.

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