M349549/10

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
257.175 mm
D
342.900 mm
T
57.150 mm
B
57.150 mm
C
44.450 mm
r(min.)
6.4 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
764 kN
Basic load ratings : C0r
1280 kN
Fatigue load limit : Cu
135 kN
Limiting speeds(Grease lub.)
870 min-1
Limiting speeds(Oil lub.)
1200 min-1
Load center spread : a
60.1 mm
Constant :e
0.35
Axial load factors : Y1
1.73
Axial load factors : Y0
0.95

Mounting dimensions

da
276.0 mm
db
276.0 mm
Da
320.0 mm
Db
330.0 mm
ra(max.)
6.4 mm
rb(max.)
3.2 mm

Refer.

(Refer.)Mass
13.3 kg

Technical calculation for this product.

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