/wp-content/uploads/2025/Tapered-Roller-Bearings.jpg
Koyo 3780/32
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
50.800 mm
D
98.425 mm
T
30.162 mm
B
30.302 mm
C
23.812 mm
r(min.)
3.6 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
129 kN
Basic load ratings : C0r
137 kN
Fatigue load limit : Cu
20.9 kN
Limiting speeds(Grease lub.)
4200 min-1
Limiting speeds(Oil lub.)
5500 min-1
Load center spread : a
22.2 mm
Constant :e
0.34
Axial load factors : Y1
1.77
Axial load factors : Y0
0.97
Mounting dimensions
da
64.0 mm
db
58.0 mm
Da
84.0 mm
Db
90.0 mm
ra(max.)
3.6 mm
rb(max.)
3.2 mm
Refer.
(Refer.)Mass
0.98 kg
