18590/20

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
41.275 mm
D
73.025 mm
T
16.667 mm
B
17.462 mm
C
12.700 mm
r(min.)
3.6 mm
r1(min.)
1.6 mm
Basic load ratings : Cr
57.6 kN
Basic load ratings : C0r
55.8 kN
Fatigue load limit : Cu
8.15 kN
Limiting speeds(Grease lub.)
5200 min-1
Limiting speeds(Oil lub.)
6900 min-1
Load center spread : a
14.5 mm
Constant :e
0.35
Axial load factors : Y1
1.71
Axial load factors : Y0
0.94

Mounting dimensions

da
53.0 mm
db
46.0 mm
Da
66.0 mm
Db
69.0 mm
ra(max.)
3.6 mm
rb(max.)
1.6 mm

Refer.

(Refer.)Mass
0.283 kg

Technical calculation for this product.

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