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Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADGA

The 71922 ACD/P4ADGA is a super precision angular contact ball bearing with a 110mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 21510 lbf and operates smoothly at speeds up to 16000 RPM.

Its 25° contact angle and extra light preload ensure precise performance, while the phenolic cage offers durability. The open design allows for easy lubrication and maintenance.

This bearing is part of a matched set, suitable for universal mounting in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or aerospace components.

Weighing 1.72kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it guarantees reliable operation in temperatures from -30°C to 110°C.

Interchangeable with SKF bearings, it’s a versatile choice for replacements or upgrades. The 28 balls, each 12.7mm in diameter, ensure smooth rotation under heavy loads.

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Product Parameters

  • Part Number 71922 ACD/P4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 110 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 21510 lbf
  • Static Radial Load 30825 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.72 kg
  • Price（$） 78.399
Super Precision Angular Contact Ball Bearings 71922 ACD/P4ADGA dimension drawing
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Features

How Does 71922 ACD/P4ADGA Bearing Ensure Precision in High-Speed Applications?

71922 ACD/P4ADGA Bearing features a 25° contact angle, optimised for high-speed and high-precision tasks.
Its chrome steel construction and phenolic cage enhance durability while maintaining smooth operation.

The bearing supports dynamic radial loads up to 21510 lbf, making it suitable for demanding conditions.
With a maximum speed of 16,000 rpm, it delivers reliable performance without compromising accuracy.

Universal matching allows flexible arrangement options, including back-to-back and face-to-face configurations.
This design ensures stability and precision in various applications, from machinery to instrumentation.

Application

Common Applications of 71922 ACD/P4ADGA Bearing
71922 ACD/P4ADGA Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate radial and axial load handling. The universal matching design allows flexible arrangements, making it suitable for complex setups.

In robotics, 71922 ACD/P4ADGA Bearing supports smooth motion in articulated arms, thanks to its extra light preload and phenolic cage. Its high-speed capability (up to 16,000 rpm) also makes it ideal for automated production lines.

For aerospace applications, 71922 ACD/P4ADGA Bearing’s P4A tolerance class guarantees reliability in navigation systems and actuators. The chrome steel construction ensures durability even under extreme temperature variations.

Where Is 71922 ACD/P4ADGA Bearing Used?
You’ll often find 71922 ACD/P4ADGA Bearing in medical imaging devices, where its precision reduces vibration for clearer scans. The open design simplifies lubrication, extending service life in critical equipment.

In automotive testing rigs, 71922 ACD/P4ADGA Bearing handles combined loads during performance evaluations. Its matched set feature (back-to-back or tandem) provides stability for dynamic testing conditions.

Built for Heavy-Duty Use: 71922 ACD/P4ADGA Bearing
71922 ACD/P4ADGA Bearing excels in industrial pumps, where its 30,825 lbf static radial load capacity ensures longevity. The phenolic cage resists corrosion, even in wet or chemically aggressive environments.

For wind turbine pitch systems, 71922 ACD/P4ADGA Bearing’s high dynamic load rating (21,510 lbf) withstands constant directional changes. Its -30°C to 110°C range performs reliably in harsh outdoor conditions.

Automotive vs Aerospace: Applications of 71922 ACD/P4ADGA Bearing
In automotive transmissions, 71922 ACD/P4ADGA Bearing reduces friction for smoother gear shifts. Meanwhile, aerospace applications benefit from its lightweight yet robust construction in flight control mechanisms.

For semiconductor manufacturing, 71922 ACD/P4ADGA Bearing’s ultra-precise rotation improves wafer handling accuracy. The tandem arrangement option also supports high-thrust scenarios in etching equipment.

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