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Super Precision Angular Contact Ball Bearings S7209 CD/P4A

Super Precision Angular Contact Ball Bearings S7209 CD/P4A

The S7209 CD/P4A is a super precision angular contact ball bearing with a 45mm bore and 85mm outer diameter, crafted from high-quality chrome steel. It features a 15° contact angle and comes pre-lubricated for smooth operation.

This bearing handles radial loads up to 9518 lbf and can reach speeds of 17000 RPM, making it suitable for high-performance applications. Its phenolic cage ensures durability while maintaining precision.

The sealed design protects against contaminants, extending service life in demanding conditions. With a temperature range of -30°C to 110°C, it performs reliably in various environments.

Ideal for precision machinery like CNC spindles or high-speed tooling, this P4-class bearing offers excellent accuracy. At 0.42kg, it balances lightweight construction with robust performance.

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Product Parameters

  • Part Number S7209 CD/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 45 mm
  • Bore Dia Tolerance -0.006mm to 0
  • Outer Dia 85 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 19 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 12.7 mm
  • Ball Qty 14
  • Contact Angle 15°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 9518 lbf
  • Static Radial Load 6975 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 17000 rpm
  • Weight 0.42 kg
  • Price（$） 337.941
Super Precision Angular Contact Ball Bearings S7209 CD/P4A dimension drawing
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Features

Performance Features of S7209 CD/P4A Bearing

S7209 CD/P4A Bearing is crafted with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under high radial loads.

The phenolic cage in S7209 CD/P4A Bearing enhances stability, reducing vibration during high-speed operation.
With a maximum speed of 17,000 rpm, it delivers reliable performance in precision machinery.

S7209 CD/P4A Bearing’s P4 tolerance class guarantees high precision, making it suitable for demanding industrial uses.
Its preload availability further improves rigidity and accuracy in operation.

The sealed design of S7209 CD/P4A Bearing protects against contaminants, extending its service life.
Lubrication is maintained efficiently, reducing the need for frequent maintenance.

S7209 CD/P4A Bearing operates smoothly within a temperature range of -30° to 110°C, ensuring versatility.
Its dynamic radial load capacity of 9518 lbf makes it robust for various applications.

Application

Key Fields for S7209 CD/P4A Bearing
S7209 CD/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding workshop conditions.

In robotics, S7209 CD/P4A Bearing provides smooth motion control for articulated arms, thanks to its phenolic cage reducing friction. Its 15° contact angle handles combined loads efficiently, making it ideal for automated assembly lines.

For medical imaging devices, S7209 CD/P4A Bearing’s P4 tolerance guarantees minimal vibration during high-speed operation. The chrome steel components offer reliable performance in sensitive diagnostic equipment where precision is critical.

Automotive applications like electric power steering systems benefit from S7209 CD/P4A Bearing’s lubricated design, ensuring quiet operation. Its 17,000 rpm rating suits high-speed motor requirements while maintaining durability.

In aerospace components, S7209 CD/P4A Bearing’s temperature stability (-30° to 110°C) makes it suitable for avionics systems. The preload availability allows fine-tuning for specific load conditions encountered in flight control mechanisms.

Q&A

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