/wp-content/uploads/2025/Tapered-Roller-Bearings.jpg
Koyo 33011JR
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
55 mm
D
90 mm
T
27 mm
B
27 mm
C
21 mm
r(min.)
1.5 mm
r1(min.)
1.5 mm
Basic load ratings : Cr
121 kN
Basic load ratings : C0r
149 kN
Fatigue load limit : Cu
22.6 kN
Limiting speeds(Grease lub.)
4100 min-1
Limiting speeds(Oil lub.)
5400 min-1
Load center spread : a
19.3 mm
Constant e
0.31
Axial load factors : Y1
1.92
Axial load factors : Y0
1.06
Mounting dimensions
da(min.)
63.5 mm
db(max.)
63 mm
Da(max.)
81.5 mm
da(min.)
81 mm
db(min.)
86 mm
Sa(min.)
5 mm
Sb(min.)
6 mm
ra(max.)
1.5 mm
rb(max.)
1.5 mm
Refer.
(Refer.)Mass
0.672 kg
