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Super Precision Angular Contact Ball Bearings 71920 CE/HCP4ADGA
Super Precision Angular Contact Ball Bearings 71920 CE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71920 CE/HCP4ADGA

The 71920 CE/HCP4ADGA is a super precision angular contact ball bearing with a 100mm bore and 140mm outer diameter, crafted from high-quality chrome steel. Its 15° contact angle and ceramic balls ensure smooth operation under radial loads up to 14332 lbf.

Designed for extra light preload, this bearing spins efficiently at speeds up to 16000 RPM. The phenolic cage adds durability while keeping weight low, making it suitable for high-speed applications.

Universal matching allows flexible arrangements like back-to-back or face-to-face setups. Ideal for precision machinery, spindles, or tooling systems where accuracy and speed are crucial.

Weighing 1.3kg, it operates in temperatures from -30°C to 110°C. Comes as a matched set of two bearings for balanced performance. Compliant with P4A tolerance standards for reliable precision.

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Product Parameters

  • Part Number 71920 CE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 100 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 40 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 24
  • Contact Angle 15°
  • 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 14332 lbf
  • Static Radial Load 14175 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 1.3 kg
  • Price($) 623.952

Features

Performance Features of 71920 CE/HCP4ADGA Bearing

71920 CE/HCP4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
Its ceramic balls and chrome steel rings enhance durability and reduce friction during high-speed operation.

The phenolic cage maintains ball alignment, ensuring smooth performance even at speeds up to 16,000 rpm.
With a dynamic radial load capacity of 14332 lbf, it handles demanding tasks with reliability.

71920 CE/HCP4ADGA Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its universal matching design allows flexible arrangement options for various industrial needs.

Application

Common Applications of 71920 CE/HCP4ADGA Bearing
71920 CE/HCP4ADGA Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making it ideal for high-speed spindle applications.

In robotics, 71920 CE/HCP4ADGA Bearing supports articulated arms, providing smooth motion and long service life. Its universal matching design allows flexible installation in various configurations.

For aerospace components, 71920 CE/HCP4ADGA Bearing’s phenolic cage and chrome steel rings offer reliability in demanding conditions. The extra-light preload ensures minimal vibration during high-speed operations.

Where Is 71920 CE/HCP4ADGA Bearing Used?
You’ll often find 71920 CE/HCP4ADGA Bearing in CNC machining centres, where its P4A tolerance class delivers exceptional precision. The open seal design simplifies lubrication maintenance.

In medical imaging devices, 71920 CE/HCP4ADGA Bearing’s ceramic balls provide quiet operation, crucial for sensitive equipment. Its temperature stability also ensures consistent performance in clinical environments.

Built for Heavy-Duty Use: 71920 CE/HCP4ADGA Bearing
71920 CE/HCP4ADGA Bearing handles heavy loads in industrial gearboxes, thanks to its robust chrome steel construction. The tandem arrangement option increases load capacity for demanding applications.

In 3D printers, 71920 CE/HCP4ADGA Bearing’s low friction characteristics improve print accuracy. The phenolic cage resists wear, even with continuous use in automated systems.

Automotive vs Aerospace: Applications of 71920 CE/HCP4ADGA Bearing
In automotive turbochargers, 71920 CE/HCP4ADGA Bearing withstands high rotational speeds while maintaining stability. Its ceramic balls reduce heat buildup under extreme conditions.

For aircraft landing gear systems, 71920 CE/HCP4ADGA Bearing’s precision engineering ensures reliable performance. The matched set design simplifies installation and maintenance in critical aerospace applications.

Q&A

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