30260

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
300 mm
D
540 mm
T
96 mm
B
85 mm
C
71 mm
r(min.)
6 mm
r1(min.)
5 mm
Basic load ratings : Cr
1890 kN
Basic load ratings : C0r
2360 kN
Fatigue load limit : Cu
240 kN
Limiting speeds(Grease lub.)
550 min-1
Limiting speeds(Oil lub.)
730 min-1
Load center spread : a
103.9 mm
Constant e
0.42
Axial load factors : Y1
1.44
Axial load factors : Y0
0.79

Mounting dimensions

da(min.)
328 mm
db(max.)
350 mm
Da(max.)
518 mm
da(min.)
475 mm
db(min.)
505 mm
Sa(min.)
14 mm
Sb(min.)
24 mm
ra(max.)
5 mm
rb(max.)
4 mm

Refer.

(Refer.)Mass
84.7 kg

Technical calculation for this product.

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