82681D/20/20D

Rolling mill roll neck bearings - Four-row tapered roller bearings

Specifications
(Boundary dimensions ...etc)

d
177.800 mm
D
279.400 mm
T
234.948 mm
W
234.950 mm
r(min.)
3.2 mm
r1(min.)
1.6 mm
Basic load ratings : Cr
1780 kN
Basic load ratings : C0r
3290 kN
Fatigue load limit : Cu
373 kN
Axial load factors : Y2
1.29 mm
Axial load factors : Y3
1.92
Axial load factors : Y0
1.26
Constant e
0.52

Mounting dimensions

da(min.)
197 mm
Da(max.)
267 mm
Da(max.)
251 mm
S(min.)
6.5 mm
ra(max.)
3.2 mm
rb(max.)
1.6 mm
Axial load factors : Y2
1.29 mm
Axial load factors : Y3
1.92
Axial load factors : Y0
1.26
Constant e
0.52

Refer.

(Refer.)Mass
52.5 kg

Technical calculation for this product.

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