Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Single-row
  • Metric series


Bearing No. 302/22R

Specification data (main dimensions, etc.)

d(mm)22
D(mm)50
T(mm)15.25
B(mm)14
C(mm)12
r(min.)(mm)1
r1(min.)(mm)1
Basic load ratings : Cr(kN)36.5
Basic load ratings : C0r(kN)30.9
Fatigue load limit : Cu(kN)4.30
Limiting speeds(Grease lub.)(min-1)8100
Limiting speeds(Oil lub.)(min-1)11000
Load center spread : a(mm)12.2
Constant e0.37
Axial load factors : Y11.60
Axial load factors : Y00.88

Mounting dimensions,weight (reference)

da(min.)(mm)27.5 mm
db(max.)(mm)30 mm
Da(max.)(mm)44.5 mm
da(min.)(mm)41 mm
db(min.)(mm)46 mm
Sa(min.)(mm)2 mm
Sb(min.)(mm)3 mm
ra(max.)(mm)1 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)0.144 kg
JTEKT

2026/07/04