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Super Precision Angular Contact Ball Bearings 71902 CE/HCP4ADGA
Super Precision Angular Contact Ball Bearings 71902 CE/HCP4ADGA

Super Precision Angular Contact Ball Bearings 71902 CE/HCP4ADGA

The 71902 CE/HCP4ADGA is a super precision angular contact ball bearing with a compact size of 15mm by 28mm by 14mm, crafted from high-quality chrome steel and ceramic balls. It features a 15° contact angle and is designed for angular contact loads, handling up to 1170 lbf dynamically.

Its phenolic cage and open design ensure smooth operation at speeds up to 230,000 RPM, making it suitable for high-performance applications. The bearing comes pre-lubricated and operates efficiently in temperatures from -30°C to 110°C.

This model is part of a matched set of two, allowing flexible arrangements like back-to-back or face-to-face mounting. Its universal matching capability and P4A tolerance class ensure precise alignment and reliability.

Ideal for precision machinery, spindles, or high-speed tools where accuracy and low friction are crucial. Weighing just 0.026kg, it’s lightweight yet robust for its size, offering excellent performance in demanding conditions.

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Product Parameters

  • Part Number 71902 CE/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 15 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 12
  • 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 1170 lbf
  • Static Radial Load 619 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 230000 rpm
  • Weight 0.026 kg

Features

Performance Features of 71902 CE/HCP4ADGA Bearing

71902 CE/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
Its 15° contact angle ensures efficient handling of combined radial and axial loads.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 230,000 rpm, it excels in high-speed applications.

Universal matching allows flexible arrangements like back-to-back or face-to-face setups.
This design provides versatility for various operational needs.

The extra light preload (Class A) ensures smooth operation with minimal resistance.
Its P4A tolerance class guarantees consistent precision in demanding conditions.

Application

Key Fields for 71902 CE/HCP4ADGA Bearing
71902 CE/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The 15° contact angle ensures smooth operation under angular loads.

In robotics, 71902 CE/HCP4ADGA Bearing provides precise movement in joints and actuators, thanks to its P4A tolerance class. The universal matching design allows flexible arrangement for different load requirements.

For dental handpieces, 71902 CE/HCP4ADGA Bearing’s lubricated design and high-speed capability make it a reliable choice. The chrome steel rings offer durability in frequent sterilization cycles.

Automotive applications like turbochargers benefit from 71902 CE/HCP4ADGA Bearing’s ability to handle radial and axial loads simultaneously. The extra light preload ensures minimal vibration at high RPMs.

In optical equipment, 71902 CE/HCP4ADGA Bearing’s precision helps maintain alignment in lenses and mirrors. The ceramic balls contribute to consistent performance with minimal wear over time.

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