BM Series

50-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 :50
D :110
B :27
Designation :7310BM
Basic Load Ratlngs(kN)
Cr :68.1
Cor :48
Limited Speed(rpm)
Grease :5000
Oil :6700