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Super Precision Angular Contact Ball Bearings S71910 ACB/HCP4ADT

Super Precision Angular Contact Ball Bearings S71910 ACB/HCP4ADT

The S71910 ACB/HCP4ADT is a super precision angular contact ball bearing, measuring 50mm by 72mm by 24mm, crafted from chrome steel and ceramic balls for enhanced durability. It handles radial loads up to 2678 lbf and operates smoothly at speeds up to 34,000 RPM.

Its sealed design and grease lubrication ensure low maintenance, while the phenolic cage offers quiet, long-lasting performance. The 25° contact angle and matched arrangement (2 bearings) provide excellent stability under angular loads.

Ideal for high-precision applications like machine tool spindles or high-speed robotics, where accuracy and reliability are key. The bearing works in temperatures from -30°C to 110°C and meets P4A tolerance standards.

Weighing just 0.27kg, it’s lightweight yet robust, and interchangeable with SKF bearings for easy replacement. A reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number S71910 ACB/HCP4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 72 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 29
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 2678 lbf
  • Static Radial Load 2655 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 34000 rpm
  • Weight 0.27 kg
  • Price（$） 189.117
Super Precision Angular Contact Ball Bearings S71910 ACB/HCP4ADT dimension drawing
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Features

Performance Features of S71910 ACB/HCP4ADT Bearing

S71910 ACB/HCP4ADT Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing precision and durability.

The phenolic cage maintains ball alignment, ensuring smooth operation even at high speeds.
With a maximum speed of 34,000 rpm, it delivers reliable performance in demanding conditions.

S71910 ACB/HCP4ADT Bearing’s sealed design protects against contaminants, reducing maintenance needs.
Its grease lubrication ensures consistent performance across a temperature range of -30°C to 110°C.

The matched arrangement of two bearings provides preload, improving stability and accuracy.
Its P4A tolerance class guarantees high precision for critical applications.

Application

Industrial Uses of S71910 ACB/HCP4ADT Bearing
S71910 ACB/HCP4ADT Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

In automotive applications, S71910 ACB/HCP4ADT Bearing excels in precision components like electric motor shafts, thanks to its angular contact design. The matched arrangement of two bearings provides stability under combined radial and axial loads.

For medical imaging devices, S71910 ACB/HCP4ADT Bearing’s super precision and grease lubrication ensure smooth, quiet operation. Its P4A tolerance class makes it ideal for applications where minimal vibration is critical.

Automation systems benefit from S71910 ACB/HCP4ADT Bearing’s ability to handle high rotational speeds, making it a reliable choice for robotic arms. The chrome steel rings and ceramic balls offer a balance of strength and lightweight performance.

In consumer electronics, S71910 ACB/HCP4ADT Bearing’s compact size and sealed construction make it suitable for high-performance fans and small motors. The temperature range of -30°C to 110°C ensures reliability in various operating conditions.

Q&A

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