Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Single-row
  • With pressed cage
>

Bearing No. 7312B

Specifications
(Boundary dimensions ...etc)

d(mm)60
D(mm)130
B(mm)31
r(min.)(mm)2.1
r1(min.)(mm)1.1
Basic load ratings : Cr(kN)113
Basic load ratings : C0r(kN)65.8
Fatigue load limit : Cu(kN)4.30
factor : f0()-
Limiting speeds(Grease lub.)(min-1)3600
Limiting speeds(Oil lub.)(min-1)4900
Load center spread : a(mm)55.8

Mounting dimensions

da(min.)(mm)72
Da(max.)(mm)118
ra(max.)(mm)2

Refer.

(Refer.)Mass(kg) 1.81
JTEKT

2025/05/10