SKF 61988 MA Bearing
d - 440 mm
D - 600 mm
B - 74 mm
d1 - - 492 mm
D1 - - 548.23 mm
r1.2 - min. - 4 mm
da - min. - 455 mm
Da - max. - 585 mm
ra - max. - 3 mm
Basic dynamic load rating - C - 410 kN
Basic static load rating - C0 - 720 kN
Fatigue load limit - Pu - 13.2 kN
Reference speed - 2000 r/min
Limiting speed - 1600 r/min
Calculation factor - kr - 0.02
Calculation factor - f0 - 17
Mass bearing - 60.5 kg
- #number
- ID(内径)
- OD(外径)
- B(厚度)
SKF Bearings
2010-11-08
2011-06-15
2012-01-29
2012-09-28
2013-06-07
2014-03-01
2014-12-08
2015-09-26
2016-07-22
2017-05-23
2018-04-11
2019-03-14
2020-02-14
2021-01-30
2022-01-16
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