SKF W639/3-2Z Bearing
SKF W639/3-2Z Bearing , SKF bearing , SKF W639/3-2Z Middleman , SKF bearings plant
d - 3 mm
D - 8 mm
B - 4 mm
C - 4 mm
d1 - 4,3 mm
d2 - – mm
r1 min. - 4,2 mm
r2 min. - 4,2 mm
D1 - 7,3 mm
D2 - 0,15 mm
da min. - 4,3 mm
Da max. - 7,3 mm
ra max. - 0,15 mm
Weight - 0,00083 Kg
Basic dynamic load rating (C) - 0,319 kN
Basic static load rating (C0) - 0,09 kN
Fatigue load limit (Pu) - 0,004
Reference speed - 150000 r/min
Limiting speed - 75000 r/min
Calculation factor (f0) - 6,1
Calculation factor (kr) - 0,025
Size:3 mm * 8 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
SKF Bearings
2011-02-11
2011-10-27
2012-07-16
2013-04-10
2014-01-06
2014-10-12
2015-07-22
2016-05-05
2017-02-21
2017-12-17
2018-10-22
2019-09-02
2020-07-15
2021-06-08
2022-05-07
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