BM Series

75-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 :75
D :160
B :37
Designation :7315BM
Basic Load Ratlngs(kN)
Cr :127.7
Cor :95.4
Limited Speed(rpm)
Grease :3400
Oil :4800