30244JR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
220 mm
D
400 mm
T
72 mm
B
65 mm
C
54 mm
r(min.)
5 mm
r1(min.)
4 mm
Basic load ratings : Cr
1260 kN
Basic load ratings : C0r
1440 kN
Fatigue load limit : Cu
160 kN
Limiting speeds(Grease lub.)
830 min-1
Limiting speeds(Oil lub.)
1100 min-1
Load center spread : a
76.5 mm
Constant e
0.44
Axial load factors : Y1
1.43
Axial load factors : Y0
0.79

Mounting dimensions

da(min.)
242 mm
db(max.)
263 mm
Da(max.)
382 mm
da(min.)
344 mm
db(min.)
371 mm
Sa(min.)
14 mm
Sb(min.)
17 mm
ra(max.)
4 mm
rb(max.)
3 mm

Refer.

(Refer.)Mass
35.9 kg

Technical calculation for this product.

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