NTN 687A Bearing
NTN 687A Bearing , NTN bearing , NTN 687A Supermarket , NTN bearings Applications
d - 7 mm
D - 14 mm
B - 3,5 mm
C - 3,5 mm
r min. - 0,15 mm
da min. - 8,2 mm
da max - 8,7 mm
Da max. - 12,8 mm
ra max. - 0,15 mm
Weight - 2,1 Kg
Basic dynamic load rating (C) - 1,17 kN
Basic static load rating (C0) - 0,505 kN
(Grease) Lubrication Speed - 37 000 r/min
(Oil) Lubrication Speed - 44 000 r/min
Calculation factor (f0) - 14
Size:7 mm * 14 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-10-30
2011-07-15
2012-04-01
2012-12-23
2013-09-20
2014-06-21
2015-03-30
2016-01-11
2016-10-27
2017-08-19
2018-06-17
2019-04-29
2020-03-10
2021-01-25
2021-12-23
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