BM Series

105-BM Series

BM Series: Angular contact ball bearings engineered for high rigidity and precision. Features a special internal design with a 40° contact angle, making them ideal for high-speed machine tool spindles.

  • BM Series
  • BM Series
  • BM Series

Dimension and Parameters

Principal Dimensions(mm)
d :105
D :225
B :49
Designation :7321BM
Basic Load Ratlngs(kN)
Cr :201.7
Cor :193.3
Limited Speed(rpm)
Grease :2400
Oil :3600