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Super Precision Angular Contact Ball Bearings S7211 CDGB/P4A

Super Precision Angular Contact Ball Bearings S7211 CDGB/P4A

The S7211 CDGB/P4A is a super precision angular contact ball bearing with a 55mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 12442 lbf and operates smoothly at speeds up to 39000 RPM.

Its sealed design keeps grease in and contaminants out, while the phenolic cage ensures quiet, long-lasting performance. The 15° contact angle provides excellent stability for angular loads.

This bearing is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or medical equipment.

Weighing 0.62kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards for exceptional accuracy. Works reliably in temperatures from -30°C to 110°C.

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Product Parameters

  • Part Number S7211 CDGB/P4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 55 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 21 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 15
  • Contact Angle 15°
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 9675 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 39000 rpm
  • Weight 0.62 kg
Super Precision Angular Contact Ball Bearings S7211 CDGB/P4A dimension drawing
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Features

Performance Features of S7211 CDGB/P4A Bearing

S7211 CDGB/P4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high durability and resistance to wear.

The phenolic cage in S7211 CDGB/P4A Bearing maintains ball alignment, reducing friction and noise.
With a dynamic radial load capacity of 12442 lbf, it handles demanding conditions effectively.

S7211 CDGB/P4A Bearing operates smoothly at speeds up to 39,000 rpm, thanks to its precision engineering.
The sealed design and grease lubrication minimise maintenance needs while ensuring consistent performance.

S7211 CDGB/P4A Bearing is suitable for temperatures ranging from -30°C to 110°C, making it versatile for various environments.
Its P4A tolerance class guarantees high precision and reliability in critical applications.

Application

Key Fields for S7211 CDGB/P4A Bearing
S7211 CDGB/P4A Bearing is widely used in high-speed machine tools, where its precision angular contact design ensures smooth rotation and minimal vibration. The sealed construction keeps contaminants out, extending its lifespan in demanding industrial environments.

What Makes S7211 CDGB/P4A Bearing a Preferred Choice?
In automotive applications, S7211 CDGB/P4A Bearing supports components like electric motors and gearboxes, thanks to its light preload and high-speed capability. The phenolic cage reduces friction, making it ideal for efficient power transmission.

Perfect Fit for Automation: S7211 CDGB/P4A Bearing
S7211 CDGB/P4A Bearing excels in robotic arms and automated production lines, where its P4A tolerance class guarantees consistent performance. The chrome steel construction provides durability under repetitive angular loads.

Medical vs Industrial: Where S7211 CDGB/P4A Bearing Excels
S7211 CDGB/P4A Bearing is suitable for medical imaging devices, offering quiet operation and reliability. In industrial settings, its high dynamic radial load capacity makes it a go-to for heavy machinery.

Q&A

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