Bearing B7211-C-T-P4S-UL FAG

Product detailed description

The FAG B7211-C-T-P4S-UL is a super-precision angular contact ball bearing, specifically engineered for spindle applications requiring high rigidity and load-carrying capacity.

Key Features:

• Design and Construction:

  • Single-row, angular contact ball bearing with a 15° contact angle.
  • Open design without seals, suitable for applications where external sealing is provided.
  • Phenolic resin cage (TB) for high-speed operation and durability.

• Dimensions:

  • Bore diameter (d): 55 mm
  • Outer diameter (D): 100 mm
  • Width (B): 21 mm

• Load Ratings:

  • Dynamic radial load rating (Cr): 47,000 N
  • Static radial load rating (C0r): 26,500 N
  • Fatigue load limit (C ur): 2,800 N

• Speed Ratings:

  • Limiting speed for grease lubrication: 14,000 rpm
  • Limiting speed for oil lubrication: 22,000 rpm

• Preload and Accuracy:

  • Universal design with light preload (UL) for pairing in O or X arrangements.
  • Manufactured to P4S precision class, exceeding ABEC-7 standards.

• Temperature Range:

  • Suitable for operating temperatures up to 100°C.

This bearing is ideal for applications such as main spindles in machine tools, where high precision and rigidity are essential. Its universal design allows for flexible pairing arrangements to accommodate various load conditions. The phenolic resin cage ensures low friction and high-speed capability, making it suitable for demanding spindle applications.