30318R

Tapered roller bearings - Single-row - Metric series

Specifications
(Boundary dimensions ...etc)

d
90 mm
D
190 mm
T
46.5 mm
B
43 mm
C
36 mm
r(min.)
4 mm
r1(min.)
3 mm
Basic load ratings : Cr
421 kN
Basic load ratings : C0r
407 kN
Fatigue load limit : Cu
55.5 kN
Limiting speeds(Grease lub.)
2100 min-1
Limiting speeds(Oil lub.)
2700 min-1
Load center spread : a
37.2 mm
Constant e
0.35
Axial load factors : Y1
1.73
Axial load factors : Y0
0.95

Mounting dimensions

da(min.)
108 mm
db(max.)
113 mm
Da(max.)
176 mm
da(min.)
165 mm
db(min.)
177 mm
Sa(min.)
5 mm
Sb(min.)
10.5 mm
ra(max.)
3 mm
rb(max.)
2.5 mm

Refer.

(Refer.)Mass
5.78 kg

Technical calculation for this product.

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