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Super Precision Angular Contact Ball Bearings 71912 FE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71912 FE/HCP4ADGA

The 71912 FE/HCP4ADGA is a super precision angular contact ball bearing with a 60mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It features ceramic balls for reduced friction and a phenolic cage for durability.

With an 18° contact angle, it handles radial loads up to 5850 lbf and reaches speeds of 31,000 RPM. Its extra-light preload ensures smooth operation in high-speed applications.

The open design allows easy lubrication, while the universal matching feature lets you arrange bearings back-to-back, face-to-face, or tandem. Ideal for precision machinery like spindles or CNC equipment.

Weighing 0.32kg, it operates in temperatures from -30°C to 110°C. This P4A-class bearing is interchangeable with SKF models, making it a versatile choice for demanding setups.

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Product Parameters

  • Part Number 71912 FE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 26 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 7.938 mm
  • Ball Qty 23
  • Contact Angle 18°
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 5850 lbf
  • Static Radial Load 5220 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 31000 rpm
  • Weight 0.32 kg
Super Precision Angular Contact Ball Bearings 71912 FE/HCP4ADGA dimension drawing
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Features

Performance Features of 71912 FE/HCP4ADGA Bearing

71912 FE/HCP4ADGA Bearing is designed with a 18° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction.

Its dynamic radial load capacity of 5850 lbf ensures reliable performance in high-speed operations.
The phenolic cage maintains ball alignment, contributing to smooth and quiet running.

With a maximum speed of 31,000 rpm, 71912 FE/HCP4ADGA Bearing excels in precision tasks.
The universal matching design allows flexible arrangement options for various applications.

The extra light preload (Class A) ensures minimal friction and heat generation.
71912 FE/HCP4ADGA Bearing operates efficiently within a temperature range of -30°C to 110°C.

Application

Key Fields for 71912 FE/HCP4ADGA Bearing
71912 FE/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The universal matching feature allows flexible arrangements in complex setups.

In robotics, 71912 FE/HCP4ADGA Bearing ensures accurate movement in joints and arms, thanks to its angular contact design. The phenolic cage provides stability even during rapid directional changes.

For aerospace applications, 71912 FE/HCP4ADGA Bearing handles both radial and axial loads in components like landing gear systems. Its P4A tolerance class guarantees consistent performance under demanding conditions.

Where Is 71912 FE/HCP4ADGA Bearing Used?
You’ll find 71912 FE/HCP4ADGA Bearing in dental drills, where its high-speed capability and low heat generation are crucial. The open seal design simplifies lubrication for prolonged use.

Automotive vs Aerospace: Applications of 71912 FE/HCP4ADGA Bearing
In automotive transmissions, 71912 FE/HCP4ADGA Bearing supports gear shifts with minimal vibration. For aerospace, it’s trusted in flight control systems due to its lightweight ceramic balls.

Built for Heavy-Duty Use: 71912 FE/HCP4ADGA Bearing
71912 FE/HCP4ADGA Bearing excels in industrial pumps, handling continuous operation with extra light preload. The chrome steel rings withstand corrosive environments effectively.

Q&A

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