30309CR

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
45 mm
D
100 mm
T
27.25 mm
B
25 mm
C
20 mm
r(min.)
2 mm
r1(min.)
1.5 mm
Basic load ratings : Cr
136 kN
Basic load ratings : C0r
119 kN
Fatigue load limit : Cu
18.1 kN
Limiting speeds(Grease lub.)
4100 min-1
Limiting speeds(Oil lub.)
5500 min-1
Load center spread : a
25.7 mm
Constant e
0.55
Axial load factors : Y1
1.10
Axial load factors : Y0
0.60

Mounting dimensions

da(min.)
55 mm
db(max.)
57 mm
Da(max.)
90 mm
da(min.)
81 mm
db(min.)
94 mm
Sa(min.)
4 mm
Sb(min.)
7 mm
ra(max.)
2 mm
rb(max.)
1.5 mm

Refer.

(Refer.)Mass
1.00 kg

Technical calculation for this product.

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