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

Bearing No. 33212JR

Specifications
(Boundary dimensions ...etc)

d(mm)60
D(mm)110
T(mm)38
B(mm)38
C(mm)29
r(min.)(mm)2
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)217
Basic load ratings : C0r(kN)239
Fatigue load limit : Cu(kN)36.6
Limiting speeds(Grease lub.)(min-1)3600
Limiting speeds(Oil lub.)(min-1)4700
Load center spread : a(mm)27.2
Constant e()0.40
Axial load factors : Y1()1.48
Axial load factors : Y0()0.82

Mounting dimensions

da(min.)(mm)70
db(max.)(mm)69
Da(max.)(mm)100
Da(min.)(mm)93
Db(min.)(mm)105
Sa(min.)(mm)6
Sb(min.)(mm)9
ra(max.)(mm)2
rb(max.)(mm)1.5

Refer.

(Refer.)Mass(kg) 1.57
JTEKT

2025/06/01