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
2010-10-22
2011-07-06
2012-03-23
2012-12-14
2013-09-11
2014-06-12
2015-03-20
2016-01-01
2016-10-18
2017-08-10
2018-06-07
2019-04-18
2020-02-28
2021-01-15
2021-12-12
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