30210JR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
50 mm
D
90 mm
T
21.75 mm
B
20 mm
C
17 mm
r(min.)
1.5 mm
r1(min.)
1.5 mm
Basic load ratings : Cr
95.6 kN
Basic load ratings : C0r
91.7 kN
Fatigue load limit : Cu
13.8 kN
Limiting speeds(Grease lub.)
4300 min-1
Limiting speeds(Oil lub.)
5700 min-1
Load center spread : a
20.1 mm
Constant e
0.42
Axial load factors : Y1
1.43
Axial load factors : Y0
0.79

Mounting dimensions

da(min.)
58.5 mm
db(max.)
58 mm
Da(max.)
81.5 mm
da(min.)
79 mm
db(min.)
85 mm
Sa(min.)
3 mm
Sb(min.)
4.5 mm
ra(max.)
1.5 mm
rb(max.)
1.5 mm

Refer.

(Refer.)Mass
0.566 kg

Technical calculation for this product.

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