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Super Precision Angular Contact Ball Bearings S71918 CD/HCP4ADT
Super Precision Angular Contact Ball Bearings S71918 CD/HCP4ADT

Super Precision Angular Contact Ball Bearings S71918 CD/HCP4ADT

The S71918 CD/HCP4ADT is a super precision angular contact ball bearing with a 90mm bore and 125mm outer diameter, crafted from high-quality chrome steel and ceramic balls. It handles radial loads up to 17122 lbf and reaches speeds of 15000 RPM, making it suitable for high-performance applications.

Its sealed design and grease lubrication ensure smooth operation with minimal maintenance. The phenolic cage adds durability, while the 15° contact angle provides excellent stability under angular loads.

This matched set of two bearings comes with preload, offering precise alignment for demanding setups. Ideal for machine tools or high-speed spindles where accuracy is crucial.

Weighing 0.96kg, it operates efficiently in temperatures from -30°C to 110°C. Compliant with P4A tolerance class for superior precision.

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Product Parameters

  • Part Number S71918 CD/HCP4ADT
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 125 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 26
  • Contact Angle 15°
  • 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 17122 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 0.96 kg

Features

Performance Features of S71918 CD/HCP4ADT Bearing

S71918 CD/HCP4ADT Bearing is designed with a 15° contact angle, optimising load distribution for precision applications.
The chrome steel rings and ceramic balls enhance durability while reducing friction.

With a dynamic radial load capacity of 17122 lbf, S71918 CD/HCP4ADT Bearing handles high-performance demands effortlessly.
Its phenolic cage ensures smooth operation, even at speeds up to 15,000 rpm.

S71918 CD/HCP4ADT Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
The sealed design protects against contaminants, making it suitable for various environments.

The matched arrangement of two bearings provides stability and balanced performance.
Preload availability further enhances precision, reducing vibration and noise.

S71918 CD/HCP4ADT Bearing’s grease lubrication ensures long-lasting performance with minimal maintenance.
Its P4A tolerance class guarantees consistent accuracy in demanding applications.

Application

Super Precision Angular Contact Ball Bearings S71918 CD/HCP4ADT are commonly used in high-speed machine tools, where their 15° contact angle ensures accurate radial and axial load handling. The sealed design and ceramic balls reduce friction, making them ideal for precision machining applications.

In the automotive sector, S71918 CD/HCP4ADT supports high-performance gearboxes and electric motors, where consistent angular contact is essential. The matched bearing arrangement also enhances stability in demanding driving conditions.

For medical imaging devices, S71918 CD/HCP4ADT’s phenolic cage and grease lubrication provide quiet, reliable operation. Its P4A tolerance class ensures the precision needed for sensitive diagnostic equipment.

In robotics, S71918 CD/HCP4ADT is often found in articulated arms, where its low friction and high-speed capability improve movement accuracy. The ceramic balls also help extend service life in continuous operation scenarios.

Household appliances like high-end blenders benefit from S71918 CD/HCP4ADT’s durability and smooth performance. The sealed design keeps contaminants out, ensuring long-term reliability in everyday use.

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