67791D/20/21D

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

Specifications
(Boundary dimensions ...etc)

d
177.800 mm
D
247.650 mm
T
192.088 mm
W
192.088 mm
r(min.)
3.2 mm
r1(min.)
1.6 mm
Basic load ratings : Cr
1270 kN
Basic load ratings : C0r
2800 kN
Fatigue load limit : Cu
319 kN
Axial load factors : Y2
1.54 mm
Axial load factors : Y3
2.29
Axial load factors : Y0
1.50
Constant e
0.44

Mounting dimensions

da(min.)
189 mm
Da(max.)
235 mm
Da(max.)
225 mm
S(min.)
5 mm
ra(max.)
3.2 mm
rb(max.)
1.6 mm
Axial load factors : Y2
1.54 mm
Axial load factors : Y3
2.29
Axial load factors : Y0
1.50
Constant e
0.44

Refer.

(Refer.)Mass
28.4 kg

Technical calculation for this product.

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