NACHI 7221DB Bearing
d - 105 mm
D - 190 mm
B - 36 mm
C - 36 mm
Angle (α) - 30 °
a - 24.6 mm
r min. - 2.1 mm
r1 min. - 1.1 mm
2B - 72 mm
da min. - 112 mm
Da max. - 183 mm
ra max. - 1 mm
Weight - 3.93 Kg
Basic dynamic load rating (C) - 254 kN
Basic static load rating (C0) - 283 kN
(Grease) Lubrication Speed - 2400 r/min
(Oil) Lubrication Speed - 3200 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NACHI Bearings
2011-01-19
2011-08-30
2012-04-18
2012-12-20
2013-09-03
2014-06-03
2015-03-18
2016-01-05
2016-10-31
2017-09-06
2018-07-30
2019-07-07
2020-06-08
2021-05-31
2022-05-14
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