NTN 7004DB Bearing
d - 20 mm
D - 42 mm
B - 12 mm
C - 12 mm
ra1 max. - 0.3 mm
Angle (α) - 25 °
a - 15 mm
r min. - 0.6 mm
r1 min. - 0.3 mm
2B - 24 mm
da min. - 24.5 mm
ra max. - 0.6 mm
Db max - 39.5 mm
Weight - 0.16 Kg
Basic dynamic load rating (C) - 15.8 kN
Basic static load rating (C0) - 11.2 kN
(Grease) Lubrication Speed - 15 000 r/min
(Oil) Lubrication Speed - 20 000 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-08-15
2011-03-19
2011-10-30
2012-06-22
2013-02-24
2013-11-14
2014-08-17
2015-06-01
2016-03-24
2017-01-25
2017-12-04
2018-10-29
2019-10-06
2020-09-15
2021-09-01
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