30238JR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
190 mm
D
340 mm
T
60 mm
B
55 mm
C
46 mm
r(min.)
5 mm
r1(min.)
4 mm
Basic load ratings : Cr
912 kN
Basic load ratings : C0r
1030 kN
Fatigue load limit : Cu
118 kN
Limiting speeds(Grease lub.)
1000 min-1
Limiting speeds(Oil lub.)
1300 min-1
Load center spread : a
66.4 mm
Constant e
0.44
Axial load factors : Y1
1.38
Axial load factors : Y0
0.76

Mounting dimensions

da(min.)
212 mm
db(max.)
225 mm
Da(max.)
322 mm
da(min.)
298 mm
db(min.)
318 mm
Sa(min.)
12 mm
Sb(min.)
13 mm
ra(max.)
4 mm
rb(max.)
3 mm

Refer.

(Refer.)Mass
21.9 kg

Technical calculation for this product.

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