NTN 689 Bearing
d - 9 mm
D - 17 mm
B - 4 mm
C - 4 mm
r min. - 0.2 mm
da min. - 10.6 mm
da max - 10.7 mm
Da max. - 15.4 mm
ra max. - 0.2 mm
Weight - 3.2 Kg
Basic dynamic load rating (C) - 1.72 kN
Basic static load rating (C0) - 0.82 kN
(Grease) Lubrication Speed - 33 000 r/min
(Oil) Lubrication Speed - 39 000 r/min
Calculation factor (f0) - 14.4
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-10-11
2011-05-16
2011-12-30
2012-08-26
2013-05-07
2014-01-25
2014-11-01
2015-08-20
2016-06-10
2017-04-16
2018-02-28
2019-01-28
2020-01-04
2020-12-19
2021-11-30
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