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Super Precision Angular Contact Ball Bearings 71924 ACD/P4ATBTC

Super Precision Angular Contact Ball Bearings 71924 ACD/P4ATBTC

The 71924 ACD/P4ATBTC is a super precision angular contact ball bearing with a 120mm bore and 165mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 35775 lbf and operates smoothly at speeds up to 10000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for angular loads. The phenolic cage ensures quiet operation and long service life.

This set includes three matched bearings arranged in a TBT configuration, ideal for high-precision applications like machine tool spindles. It performs reliably in temperatures from -30°C to 110°C.

Weighing 3.45kg, it’s a robust choice for demanding environments. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71924 ACD/P4ATBTC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 165 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 66 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 35775 lbf
  • Static Radial Load 58500 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 10000 rpm
  • Weight 3.45 kg
Super Precision Angular Contact Ball Bearings 71924 ACD/P4ATBTC dimension drawing
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Features

Performance Features of 71924 ACD/P4ATBTC Bearing

71924 ACD/P4ATBTC Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability and high load capacity, with a dynamic radial load of 35775 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance at high speeds.
With a maximum speed of 10,000 rpm, it is suitable for precision applications requiring smooth operation.

71924 ACD/P4ATBTC Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its moderate preload (Class C) ensures consistent performance and longer service life.

The matched arrangement of three bearings (TBT) provides stability and precision in demanding setups.
This design makes 71924 ACD/P4ATBTC Bearing a reliable choice for high-precision machinery.

Application

Industrial Uses of 71924 ACD/P4ATBTC Bearing
71924 ACD/P4ATBTC Bearing is commonly used in high-precision machine tools, where its moderate preload and angular contact design ensure accurate performance. The matched arrangement of three bearings provides stability in demanding industrial environments.

What Makes 71924 ACD/P4ATBTC Bearing a Preferred Choice?
Its chrome steel construction and phenolic cage make 71924 ACD/P4ATBTC Bearing suitable for high-speed spindles in CNC machines. The P4A tolerance class ensures consistent operation under heavy radial loads.

Perfect Fit for Automation: 71924 ACD/P4ATBTC Bearing
In robotic arms and automated assembly lines, 71924 ACD/P4ATBTC Bearing offers smooth motion control due to its precise angular contact. The lubricated design reduces friction, extending service life in continuous operation.

Automotive vs Aerospace: Applications of 71924 ACD/P4ATBTC Bearing
In automotive applications, 71924 ACD/P4ATBTC Bearing supports gearbox systems with its high dynamic load capacity. For aerospace, its lightweight yet durable design meets the demands of precision flight control mechanisms.

Medical vs Industrial: Where 71924 ACD/P4ATBTC Bearing Excels
Medical imaging devices benefit from 71924 ACD/P4ATBTC Bearing’s low noise and vibration characteristics. In industrial settings, its robust construction handles heavy machinery with ease.

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