857R/854

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
92.075 mm
D
190.500 mm
T
57.150 mm
B
57.531 mm
C
44.450 mm
r(min.)
7.9 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
482 kN
Basic load ratings : C0r
565 kN
Fatigue load limit : Cu
72.4 kN
Limiting speeds(Grease lub.)
2100 min-1
Limiting speeds(Oil lub.)
2700 min-1
Load center spread : a
39.9 mm
Constant :e
0.33
Axial load factors : Y1
1.79
Axial load factors : Y0
0.99

Mounting dimensions

da
121.0 mm
db
106.0 mm
Da
170.0 mm
Db
174.0 mm
ra(max.)
7.9 mm
rb(max.)
3.2 mm

Refer.

(Refer.)Mass
7.52 kg

Technical calculation for this product.

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