BTN Series

90-BTN Series

BTN Series: Single-row, angular contact ball bearings with a 40° contact angle. Their unique internal design optimizes the position of the balls, enhancing load capacity and rigidity for high-speed applications like electric motors.

  • BTN Series
  • BTN Series
  • BTN Series
  • BTN Series

Dimension and Parameters

Principal Dimensions(mm)
d :90
D :160
B :30
Designation :7218B
Basic Load Ratlngs(kN)
Cr :107.6
Cor :92.4
Limited Speed(rpm)
Grease :3200
Oil :4300