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Super Precision Angular Contact Ball Bearings 71902 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings 71902 ACDGA/HCP4A

The 71902 ACDGA/HCP4A is a super precision angular contact ball bearing with a compact size of 15mm by 28mm by 7mm. Made from chrome steel and ceramic balls, it offers smooth operation and durability.

With a 25° contact angle, it handles radial loads up to 848 lbf and spins at speeds up to 95,000 RPM. Its extra light preload ensures minimal friction for high-precision applications.

The open design and phenolic cage make it easy to maintain, while the P4A tolerance class guarantees consistent performance. Suitable for use in temperatures from -30°C to 110°C.

Ideal for high-speed machinery like spindles or dental tools where precision and reliability are key. Weighing just 0.014kg, it’s lightweight yet robust for its size.

This bearing can be used in matched sets for back-to-back, face-to-face, or tandem arrangements, offering flexibility in various setups.

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Product Parameters

  • Part Number 71902 ACDGA/HCP4A
  • 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 7 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 13
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • 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 848 lbf
  • Static Radial Load 405 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 95000 rpm
  • Weight 0.014 kg
Super Precision Angular Contact Ball Bearings 71902 ACDGA/HCP4A dimension drawing
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Features

Why Choose 71902 ACDGA/HCP4A Bearing for Precision Tasks?

71902 ACDGA/HCP4A Bearing features a 25° contact angle, ideal for high-precision angular contact applications.
Its chrome steel rings and ceramic balls ensure smooth operation with minimal friction.

The phenolic cage maintains ball alignment, enhancing durability and performance.
With a maximum speed of 95,000 rpm, it excels in high-speed environments.

71902 ACDGA/HCP4A Bearing’s extra light preload reduces vibration, improving accuracy.
Its P4A tolerance class guarantees consistent performance in demanding tasks.

Application

Industrial Uses of 71902 ACDGA/HCP4A Bearing
71902 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its precision angular contact design ensures accurate spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

What Makes 71902 ACDGA/HCP4A Bearing a Preferred Choice?
In robotics, 71902 ACDGA/HCP4A Bearing provides reliable performance in articulated arms, thanks to its extra-light preload and phenolic cage. Its compact size fits well in tight spaces without compromising durability.

Perfect Fit for Automation: 71902 ACDGA/HCP4A Bearing
71902 ACDGA/HCP4A Bearing excels in automated production lines, particularly in pick-and-place systems. The P4A tolerance class ensures consistent performance even under rapid directional changes.

Medical vs Industrial: Where 71902 ACDGA/HCP4A Bearing Excels
For medical imaging devices, 71902 ACDGA/HCP4A Bearing offers quiet and precise movement, while in industrial settings, it handles high-speed rotations effortlessly. The chrome steel rings add to its long service life.

Q&A

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