30307XR

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
87.2 kN
Basic load ratings : C0r
77.8 kN
Fatigue load limit : Cu
11.4 kN
Limiting speeds(Grease lub.)
5200 min-1
Limiting speeds(Oil lub.)
7000 min-1
Load center spread : a
20.5 mm
Constant e
0.55
Axial load factors : Y1
1.10
Axial load factors : Y0
0.60

Mounting dimensions

da(min.)
45 mm
db(max.)
45 mm
Da(max.)
70 mm
da(min.)
63 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
0.560 kg

Technical calculation for this product.

For those who are considering the purchase of our products

Please contact us or find your nearest distributor