/wp-content/uploads/2025/Tapered-Roller-Bearings.jpg
Koyo 30252
(BRAND)：KOYO
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
(Boundary dimensions ...etc)
d
260 mm
D
480 mm
T
89 mm
B
80 mm
C
67 mm
r(min.)
6 mm
r1(min.)
5 mm
Basic load ratings : Cr
1510 kN
Basic load ratings : C0r
1860 kN
Fatigue load limit : Cu
190 kN
Limiting speeds(Grease lub.)
650 min-1
Limiting speeds(Oil lub.)
870 min-1
Load center spread : a
93.6 mm
Constant e
0.42
Axial load factors : Y1
1.44
Axial load factors : Y0
0.79
Mounting dimensions
da(min.)
288 mm
db(max.)
310 mm
Da(max.)
458 mm
da(min.)
415 mm
db(min.)
450 mm
Sa(min.)
14 mm
Sb(min.)
21 mm
ra(max.)
5 mm
rb(max.)
4 mm
Refer.
(Refer.)Mass
64.9 kg
