SKF W638/4-2Z Bearing
SKF W638/4-2Z Bearing , SKF bearing , SKF W638/4-2Z Distributor , SKF bearings Wholesale
d - 4 mm
D - 9 mm
B - 4 mm
C - 4 mm
d1 - 5,2 mm
d2 - – mm
r1 min. - 4,8 mm
r2 min. - 4,8 mm
D1 - 8,1 mm
D2 - 0,1 mm
da min. - 5,1 mm
Da max. - 8,2 mm
ra max. - 0,1 mm
Weight - 0,0009 Kg
Basic dynamic load rating (C) - 0,364 kN
Basic static load rating (C0) - 0,114 kN
Fatigue load limit (Pu) - 0,005
Reference speed - 140000 r/min
Limiting speed - 70000 r/min
Calculation factor (f0) - 6,5
Calculation factor (kr) - 0,02
Size:4 mm * 9 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
2014-10-11
2015-07-21
2016-05-04
2017-02-20
2017-12-16
2018-10-20
2019-08-31
2020-07-13
2021-06-05
2022-05-04
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