30307JR-1

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
35 mm
D
80 mm
T
22.75 mm
B
21 mm
C
18 mm
r(min.)
2 mm
r1(min.)
1.5 mm
Basic load ratings : Cr
95.2 kN
Basic load ratings : C0r
78.9 kN
Fatigue load limit : Cu
12.0 kN
Limiting speeds(Grease lub.)
5200 min-1
Limiting speeds(Oil lub.)
6900 min-1
Load center spread : a
16.9 mm
Constant e
0.31
Axial load factors : Y1
1.90
Axial load factors : Y0
1.05

Mounting dimensions

da(min.)
45 mm
db(max.)
45 mm
Da(max.)
70 mm
da(min.)
70 mm
db(min.)
74 mm
Sa(min.)
3 mm
Sb(min.)
4.5 mm
ra(max.)
2 mm
rb(max.)
1.5 mm

Refer.

(Refer.)Mass
0.527 kg

Technical calculation for this product.

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