M249749/10

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
254.000 mm
D
358.775 mm
T
71.438 mm
B
71.438 mm
C
53.975 mm
r(min.)
3.6 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
968 kN
Basic load ratings : C0r
1590 kN
Fatigue load limit : Cu
166 kN
Limiting speeds(Grease lub.)
840 min-1
Limiting speeds(Oil lub.)
1100 min-1
Load center spread : a
64.4 mm
Constant :e
0.33
Axial load factors : Y1
1.80
Axial load factors : Y0
0.99

Mounting dimensions

da
268.0 mm
db
279.0 mm
Da
330.0 mm
Db
343.0 mm
ra(max.)
3.6 mm
rb(max.)
3.2 mm

Refer.

(Refer.)Mass
21.3 kg

Technical calculation for this product.

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