NSK 30344 Bearing
d - 220 mm
D - 460 mm
T - 97 mm
B - 88 mm
C - 73 mm
a - 85.3 mm
r min. - 6 mm
r1 min. - 5 mm
da min. - 253 mm
Da min - 390 mm
Da max. - 438 mm
db max. - 283 mm
Db min. - 414 mm
ra max. - 5 mm
rb max. - 4 mm
Weight - 72.4 Kg
Basic dynamic load rating (C) - 1430 kN
Basic static load rating (C0) - 1990 kN
(Grease) Lubrication Speed - 750 r/min
(Oil) Lubrication Speed - 1000 r/min
Calculation factor (e) - 0.36
Calculation factor (Y0) - 0.92
Calculation factor (Y1) - 1.7
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NSK Bearings
2010-09-21
2011-04-26
2011-12-09
2012-08-03
2013-04-10
2013-12-31
2014-10-04
2015-07-22
2016-05-14
2017-03-19
2018-01-30
2018-12-27
2019-12-04
2020-11-15
2021-11-01
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