NTN 7004DF Bearing
d - 20 mm
D - 42 mm
B - 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 max. - 37.5 mm
db min - 24.5 mm
ra max. - 0.6 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
2010-10-02
2011-05-07
2011-12-20
2012-08-15
2013-04-24
2014-01-14
2014-10-18
2015-08-06
2016-05-29
2017-04-03
2018-02-13
2019-01-13
2019-12-20
2020-12-02
2021-11-16
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