NTN 7238B Bearing
d - 190 mm
D - 340 mm
B - 55 mm
C - 55 mm
Angle (α) - 40 °
a - 139 mm
r min. - 4 mm
r1 min. - 1.5 mm
da min. - 208 mm
ra max. - 3 mm
Weight - 21.3 Kg
Basic dynamic load rating (C) - 273 kN
Basic static load rating (C0) - 355 kN
(Grease) Lubrication Speed - 1 700 r/min
(Oil) Lubrication Speed - 2 200 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-10-28
2011-06-02
2012-01-17
2012-09-14
2013-05-27
2014-02-15
2014-11-23
2015-09-11
2016-07-04
2017-05-09
2018-03-26
2019-02-24
2020-01-28
2021-01-12
2021-12-29
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