NTN 7220BDB Bearing
d - 100 mm
D - 180 mm
B - 34 mm
C - 34 mm
ra1 max. - 1 mm
Angle (α) - 40 °
a - 76 mm
r min. - 2.1 mm
r1 min. - 1.1 mm
2B - 68 mm
da min. - 112 mm
ra max. - 2 mm
Db max - 173 mm
Weight - 6.52 Kg
Basic dynamic load rating (C) - 212 kN
Basic static load rating (C0) - 229 kN
(Grease) Lubrication Speed - 2 700 r/min
(Oil) Lubrication Speed - 3 600 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-11-14
2011-06-21
2012-02-05
2012-10-05
2013-06-16
2014-03-09
2014-12-17
2015-10-05
2016-07-30
2017-06-02
2018-04-20
2019-03-24
2020-02-24
2021-02-11
2022-01-29
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