Super Precision Angular Contact Ball Bearings S71926 ACDGC/HCP4A

Super Precision Angular Contact Ball Bearings S71926 ACDGC/HCP4A

The S71926 ACDGC/HCP4A is a super precision angular contact ball bearing with a 130mm bore and 180mm outer diameter, measuring 24mm in width. Made from chrome steel with ceramic balls, it offers excellent durability and smooth operation.

It handles radial loads up to 19598 lbf and spins at speeds up to 11000 RPM, thanks to its phenolic cage and grease lubrication. The 25° contact angle ensures efficient load distribution for angular contact applications.

Sealed for protection, this bearing operates in temperatures from -30°C to 110°C. Its P4A tolerance class guarantees high precision, making it suitable for demanding machinery.

Weighing 1.31kg, it’s designed for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-speed spindles or precision equipment where accuracy is crucial.

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Product Parameters

  • Part Number S71926 ACDGC/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 130 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 27
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 19598 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 11000 rpm
  • Weight 1.31 kg

Features

Performance Features of S71926 ACDGC/HCP4A Bearing

S71926 ACDGC/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction.

With a dynamic radial load capacity of 19598 lbf, it handles demanding conditions effectively.
The phenolic cage ensures smooth operation and maintains ball alignment at high speeds.

S71926 ACDGC/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its sealed design and grease lubrication reduce maintenance needs, ensuring long-term reliability.

The P4A tolerance class guarantees precision, making it suitable for high-speed applications up to 11,000 rpm.
Its universal matching capability allows flexible arrangement options for various setups.

Application

Super Precision Angular Contact Ball Bearings S71926 ACDGC/HCP4A are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling. The ceramic balls reduce friction, making them ideal for precision grinding applications.

In robotics, S71926 ACDGC/HCP4A Bearings provide smooth motion control for articulated arms, thanks to their moderate preload and P4A tolerance class. The phenolic cage offers lightweight stability, which is crucial for dynamic movements.

For aerospace components, S71926 ACDGC/HCP4A Bearings handle high rotational speeds up to 11,000 rpm, while their sealed design protects against contaminants. The chrome steel rings ensure durability in demanding environments.

In medical imaging devices, S71926 ACDGC/HCP4A Bearings deliver quiet and reliable performance, essential for sensitive diagnostic equipment. The grease lubrication extends service life, reducing maintenance needs.

Automotive testing rigs benefit from S71926 ACDGC/HCP4A Bearings’ ability to manage combined loads, ensuring consistent performance under varying conditions. The metric sizing simplifies integration with European and Asian machinery standards.

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