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Super Precision Angular Contact Ball Bearings S71901 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings S71901 ACDGA/HCP4A

The S71901 ACDGA/HCP4A is a super precision angular contact ball bearing with a compact size of 12mm by 24mm by 6mm, made from durable chrome steel and ceramic balls. It handles radial loads up to 574 lbf and is designed for high-speed applications with a 25° contact angle.

Its sealed design keeps grease in place, reducing maintenance needs, while the phenolic cage ensures smooth operation. The bearing comes with an extra light preload (Class A) for precise performance.

This model is interchangeable with SKF bearings and works well in temperatures from -30°C to 110°C. Ideal for precision machinery like spindles or small motors where accuracy is key.

Weighing just 0.01kg, it’s lightweight yet robust. It can be paired in back-to-back, face-to-face, or tandem arrangements for versatile use. Compliant with P4A tolerance standards for reliable performance.

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Product Parameters

  • Part Number S71901 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 12 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 24 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.175 mm
  • Ball Qty 13
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • 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 574 lbf
  • Static Radial Load 266 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 0 rpm
  • Weight 0.01 kg
Super Precision Angular Contact Ball Bearings S71901 ACDGA/HCP4A dimension drawing
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Features

Performance Features of S71901 ACDGA/HCP4A Bearing

S71901 ACDGA/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

The phenolic cage in S71901 ACDGA/HCP4A Bearing ensures stability at high speeds, maintaining precise alignment.
With a dynamic radial load capacity of 574 lbf, it handles demanding conditions reliably.

S71901 ACDGA/HCP4A Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its sealed design and grease lubrication reduce maintenance needs, ensuring long-term performance.

Application

Super Precision Angular Contact Ball Bearings S71901 ACDGA/HCP4A are commonly used in high-speed machine tools, where their ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design helps keep contaminants out, ensuring long-lasting performance.

In robotics, S71901 ACDGA/HCP4A Bearings provide smooth motion control for precision arms and joints, thanks to their angular contact design. The extra-light preload ensures minimal resistance, ideal for delicate operations.

For medical imaging devices, S71901 ACDGA/HCP4A Bearings offer reliable accuracy due to their P4A tolerance class. The chrome steel rings and ceramic balls maintain stability even under continuous use.

In small electric motors, S71901 ACDGA/HCP4A Bearings handle both radial and axial loads efficiently. Their compact size and grease lubrication make them suitable for tight spaces and low-maintenance applications.

Q&A

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