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Super Precision Angular Contact Ball Bearings 71934 ACD/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71934 ACD/HCP4ADGA

The 71934 ACD/HCP4ADGA is a super precision angular contact ball bearing with a 170mm bore and 230mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

Designed for high-speed applications, it handles radial loads up to 45675 lbf and spins at speeds up to 16250 RPM. Its phenolic cage ensures stability while reducing friction.

The universal matching design allows flexible arrangements like back-to-back or face-to-face mounting. Preloaded for extra light performance, it offers precise movement in demanding setups.

Ideal for machine tools or high-precision equipment, this bearing works in temperatures from -30°C to 110°C. Weighing 4.69kg, it comes as a matched set of two for balanced performance.

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Product Parameters

  • Part Number 71934 ACD/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 170 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 230 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 56 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 19.05 mm
  • Ball Qty 29
  • 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 Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 45675 lbf
  • Static Radial Load 72000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16250 rpm
  • Weight 4.69 kg
Super Precision Angular Contact Ball Bearings 71934 ACD/HCP4ADGA dimension drawing
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Features

Performance Features of 71934 ACD/HCP4ADGA Bearing

71934 ACD/HCP4ADGA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operations.

With a dynamic radial load capacity of 45675 lbf, it handles demanding conditions reliably.
The phenolic cage ensures smooth operation, even at maximum speeds of 16,250 rpm.

71934 ACD/HCP4ADGA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching design allows flexible arrangement options, including back-to-back and face-to-face configurations.

The extra light preload (Class A) ensures precision performance in high-accuracy applications.
Weighing 4.69 kg, it maintains a balance between strength and manageable size.

Application

Industrial Uses of 71934 ACD/HCP4ADGA Bearing
71934 ACD/HCP4ADGA Bearing is commonly used in high-precision machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The universal matching design allows flexible arrangements, making it suitable for complex spindle configurations.

Where Is 71934 ACD/HCP4ADGA Bearing Used?
You’ll often find 71934 ACD/HCP4ADGA Bearing in aerospace applications, such as helicopter rotor systems, where its extra-light preload ensures smooth operation. The P4A tolerance class guarantees the precision needed for critical flight components.

Built for Heavy-Duty Use: 71934 ACD/HCP4ADGA Bearing
71934 ACD/HCP4ADGA Bearing handles heavy radial loads in industrial gearboxes, thanks to its chrome steel rings and high dynamic load capacity. Its lubricated design also extends service life in continuous operation environments.

Automotive vs Aerospace: Applications of 71934 ACD/HCP4ADGA Bearing
In automotive testing rigs, 71934 ACD/HCP4ADGA Bearing provides reliable performance under high-speed conditions. For aerospace, its ceramic balls and precise tolerances make it ideal for turbine engine components.

Practical Applications of 71934 ACD/HCP4ADGA Bearing
71934 ACD/HCP4ADGA Bearing works well in medical imaging devices, where its low vibration and high accuracy are essential. The temperature range of -30°C to 110°C ensures stability in various clinical environments.

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