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Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
41.275 mm
D
80.000 mm
T
21.000 mm
B
22.403 mm
C
17.826 mm
r(min.)
0.8 mm
r1(min.)
1.2 mm
Basic load ratings : Cr
85.0 kN
Basic load ratings : C0r
74.8 kN
Fatigue load limit : Cu
11.4 kN
Limiting speeds(Grease lub.)
4900 min-1
Limiting speeds(Oil lub.)
6600 min-1
Load center spread : a
15.1 mm
Constant :e
0.27
Axial load factors : Y1
2.20
Axial load factors : Y0
1.21

Mounting dimensions

da
47.0 mm
db
46.0 mm
Da
73.0 mm
Db
75.0 mm
ra(max.)
0.8 mm
rb(max.)
1.2 mm

Refer.

(Refer.)Mass
0.469 kg

Technical calculation for this product.

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