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Koyo 4TR680B
(BRAND)：KOYO
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
(Boundary dimensions ...etc)
d
680.000 mm
D
970.000 mm
T
740.000 mm
W
740.000 mm
r(min.)
6.4 mm
r1(min.)
3.2 mm
Basic load ratings : Cr
20200 kN
Basic load ratings : C0r
52800 kN
Fatigue load limit : Cu
3930 kN
Axial load factors : Y2
2.03 mm
Axial load factors : Y3
3.02
Axial load factors : Y0
1.98
Constant e
0.33
Mounting dimensions
da(min.)
743 mm
Da(max.)
946 mm
Da(max.)
896 mm
S(min.)
9 mm
ra(max.)
6.4 mm
rb(max.)
3.2 mm
Axial load factors : Y2
2.03 mm
Axial load factors : Y3
3.02
Axial load factors : Y0
1.98
Constant e
0.33
Refer.
(Refer.)Mass
1790 kg
