Part Number:
d:
D:
B:
  • BK Series Drawn cup needle roller bearings
  • BK Series Drawn cup needle roller bearings

Dimension and Parameters

Bearing Designation
Current Code :BK4520
Original Code :65941/45
Shaft Diameter(mm) :45
Weight(Kg) :72
Boundary Dimensions(mm)
Fw :45
D :52
C :20
Basic Load Rating(N)
Dynamic :22000
Static :51000
Limiting Speed(rpm)
Oil :5800