/wp-content/uploads/2025/Tapered-Roller-Bearings.jpg
Koyo 46T30311DJR/49
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
55 mm
D
120 mm
T
70 mm
C
49 mm
r(min.)
2 mm
r1(min.)
0.6 mm
Basic load ratings : Cr
276 kN
Basic load ratings : C0r
297 kN
Fatigue load limit : Cu
44.6 kN
Limiting speeds(Grease lub.)
2300 min-1
Limiting speeds(Oil lub.)
3200 min-1
Constant e
0.83
Axial load factors : Y2
0.82
Axial load factors : Y3
1.22
Axial load factors : Y0
0.8
Mounting dimensions
da(min.)
67 mm
Da(min.)
113 mm
Sa(min.)
10.5 mm
ra(max.)
2 mm
rb(max.)
0.6 mm
Refer.
(Refer.)Mass
3.54 kg
