/wp-content/uploads/2025/Tapered-Roller-Bearings.jpg
Koyo 32312JR
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
60 mm
D
130 mm
T
48.5 mm
B
46 mm
C
37 mm
r(min.)
3 mm
r1(min.)
2.5 mm
Basic load ratings : Cr
306 kN
Basic load ratings : C0r
315 kN
Fatigue load limit : Cu
44.1 kN
Limiting speeds(Grease lub.)
3100 min-1
Limiting speeds(Oil lub.)
4200 min-1
Load center spread : a
32.3 mm
Constant e
0.35
Axial load factors : Y1
1.74
Axial load factors : Y0
0.96
Mounting dimensions
da(min.)
74 mm
db(max.)
74 mm
Da(max.)
118 mm
da(min.)
107 mm
db(min.)
120 mm
Sa(min.)
4 mm
Sb(min.)
11.5 mm
ra(max.)
2.5 mm
rb(max.)
2 mm
Refer.
(Refer.)Mass
2.99 kg
