ACTN Series

55-ACTN Series

ACTN Series: Single-row angular contact ball bearings with a 40° contact angle. Features a special internal geometry designed to achieve low torque and reduced heat generation, excelling in high-speed, energy-efficient applications.

  • ACTN Series
  • ACTN Series
  • ACTN Series
  • ACTN Series

Dimension and Parameters

Principal Dimensions(mm)
d :55
D :100
B :21
Designation :7211ACTA
Basic Load Ratlngs(kN)
Cr :50.8
Cor :38.2
Limited Speed(rpm)
Grease :5600
Oil :7000