NACHI 7228DB Bearing
d - 140 mm
D - 250 mm
B - 42 mm
C - 42 mm
Angle (α) - 30 °
a - 35.3 mm
r min. - 3 mm
r1 min. - 1.1 mm
2B - 84 mm
da min. - 147 mm
Da max. - 243 mm
ra max. - 1 mm
Weight - 8.78 Kg
Basic dynamic load rating (C) - 345 kN
Basic static load rating (C0) - 525 kN
(Grease) Lubrication Speed - 1800 r/min
(Oil) Lubrication Speed - 2400 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NACHI Bearings
2011-01-31
2011-09-12
2012-05-01
2013-01-03
2013-09-17
2014-06-19
2015-04-03
2016-01-20
2016-11-18
2017-09-24
2018-08-16
2019-07-27
2020-06-29
2021-06-19
2022-06-02
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