Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings


Bearing No. 37230

Specification data (main dimensions, etc.)

d(mm)150
D(mm)212
T(mm)155
W(mm)155
r(min.)(mm)2.5
r1(min.)(mm)3
Basic load ratings : Cr(kN)830
Basic load ratings : C0r(kN)1640
Fatigue load limit : Cu(kN)220
Axial load factors : Y2(mm)2.37
Axial load factors : Y33.53
Axial load factors : Y02.32
Constant e0.28

Mounting dimensions,weight (reference)

da(min.)(mm)168 mm
Da(max.)(mm)200 mm
Da(max.)(mm)190 mm
S(min.)(mm)6 mm
ra(max.)(mm)2 mm
rb(max.)(mm)2.5 mm
Axial load factors : Y2(mm)2.37 mm
Axial load factors : Y33.53
Axial load factors : Y02.32
Constant e0.28
Mass(Refer.)(kg)16.7 kg
JTEKT

2026/07/18