KOYO 684 Bearing
KOYO 684 Bearing , KOYO bearing , KOYO 684 Applications , KOYO bearings cost
d - 4 mm
D - 9 mm
B - 2,5 mm
C - 2,5 mm
r min. - 0,15 mm
r1 min. - 0,15 mm
da min. - 5,2 mm
Da max. - 7,8 mm
ra max. - 0,1 mm
Weight - 0,0006 Kg
Basic dynamic load rating (C) - 0,64 kN
Basic static load rating (C0) - 0,23 kN
(Grease) Lubrication Speed - 59000 r/min
(Oil) Lubrication Speed - 70000 r/min
Calculation factor (f0) - 12,8
Size:4 mm * 9 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2010-08-12
2011-04-26
2012-01-10
2012-10-02
2013-06-27
2014-03-27
2015-01-01
2015-10-14
2016-07-28
2017-05-19
2018-03-14
2019-01-21
2019-12-03
2020-10-16
2021-09-10
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