623/612

Tapered roller bearings - Single-row - Inch series

Specifications
(Boundary dimensions ...etc)

d
57.150 mm
D
120.650 mm
T
41.275 mm
B
41.275 mm
C
31.750 mm
r(min.)
3.6 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
218 kN
Basic load ratings : C0r
217 kN
Fatigue load limit : Cu
34.0 kN
Limiting speeds(Grease lub.)
3500 min-1
Limiting speeds(Oil lub.)
4600 min-1
Load center spread : a
27.3 mm
Constant :e
0.31
Axial load factors : Y1
1.91
Axial load factors : Y0
1.05

Mounting dimensions

da
72.0 mm
db
66.0 mm
Da
105.0 mm
Db
110.0 mm
ra(max.)
3.6 mm
rb(max.)
3.2 mm

Refer.

(Refer.)Mass
2.13 kg

Technical calculation for this product.

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