28580R/21

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
50.800 mm
D
92.075 mm
T
24.608 mm
B
25.400 mm
C
19.845 mm
r(min.)
3.6 mm
r1(min.)
0.8 mm
Basic load ratings : Cr
107 kN
Basic load ratings : C0r
119 kN
Fatigue load limit : Cu
17.9 kN
Limiting speeds(Grease lub.)
4200 min-1
Limiting speeds(Oil lub.)
5600 min-1
Load center spread : a
19.9 mm
Constant :e
0.38
Axial load factors : Y1
1.59
Axial load factors : Y0
0.87

Mounting dimensions

da
63.0 mm
db
57.0 mm
Da
83.0 mm
Db
87.0 mm
ra(max.)
3.6 mm
rb(max.)
0.8 mm

Refer.

(Refer.)Mass
0.700 kg

Technical calculation for this product.

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