SKF 7420 CBM Bearing
d - 100 mm
D - 265 mm
B - 60 mm
d1 - - 152.41 mm
D1 - - 211.7 mm
a - 103 mm
r1.2 - min. - 4 mm
r3.4 - min. - 4 mm
da - min. - 55 mm
Da - max. - 110 mm
Db - max. - 235 mm
ra - max. - 2 mm
rb - max. - 2 mm
Basic dynamic load rating - C - 265 kN
Basic static load rating - C0 - 270 kN
Fatigue load limit - Pu - 8.5 kN
Reference speed - 3200 r/min
Limiting speed - 3200 r/min
Calculation factor - kr - 0.1
Calculation factor - ka - 1.6
Calculation factor - e - 1.14
Calculation factor - X - 0.57
Calculation factor - Y0 - 0.52
Calculation factor - Y1 - 0.55
Calculation factor - Y2 - 0.93
Calculation factor - X - 0.35
Calculation factor - Y0 - 0.26
Calculation factor - Y1 -
Calculation factor - Y2 - 0.57
Mass bearing - 15.5 kg
- #number
- ID(内径)
- OD(外径)
- B(厚度)
SKF Bearings
2010-11-09
2011-06-15
2012-01-30
2012-09-29
2013-06-08
2014-03-02
2014-12-09
2015-09-28
2016-07-23
2017-05-24
2018-04-12
2019-03-16
2020-02-15
2021-01-31
2022-01-17
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