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


Bearing No. 33007JR

Specification data (main dimensions, etc.)

d(mm)35
D(mm)62
T(mm)21
B(mm)21
C(mm)17
r(min.)(mm)1
r1(min.)(mm)1
Basic load ratings : Cr(kN)64.3
Basic load ratings : C0r(kN)68.0
Fatigue load limit : Cu(kN)9.85
Limiting speeds(Grease lub.)(min-1)6200
Limiting speeds(Oil lub.)(min-1)8200
Load center spread : a(mm)14.2
Constant e0.31
Axial load factors : Y11.97
Axial load factors : Y01.08

Mounting dimensions,weight (reference)

da(min.)(mm)40.5 mm
db(max.)(mm)41 mm
Da(max.)(mm)56.5 mm
da(min.)(mm)55 mm
db(min.)(mm)59 mm
Sa(min.)(mm)3 mm
Sb(min.)(mm)4 mm
ra(max.)(mm)1 mm
rb(max.)(mm)1 mm
Mass(Refer.)(kg)0.263 kg
JTEKT

2026/07/25