NSK 30248 Bearing
d - 240 mm
D - 440 mm
T - 79 mm
B - 72 mm
C - 60 mm
a - 85.1 mm
r min. - 5 mm
r1 min. - 4 mm
da min. - 267 mm
Da min - 384 mm
Da max. - 422 mm
db max. - 288 mm
Db min. - 408 mm
ra max. - 4 mm
rb max. - 3 mm
Weight - 45.2 Kg
Basic dynamic load rating (C) - 990 kN
Basic static load rating (C0) - 1400 kN
(Grease) Lubrication Speed - 750 r/min
(Oil) Lubrication Speed - 1000 r/min
Calculation factor (e) - 0.44
Calculation factor (Y0) - 0.74
Calculation factor (Y1) - 1.4
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NSK Bearings
2010-09-19
2011-04-24
2011-12-07
2012-07-31
2013-04-07
2013-12-27
2014-10-01
2015-07-19
2016-05-11
2017-03-15
2018-01-27
2018-12-23
2019-12-01
2020-11-11
2021-10-29
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