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
2011-02-10
2011-09-21
2012-05-11
2013-01-14
2013-09-29
2014-07-01
2015-04-14
2016-02-02
2016-12-02
2017-10-08
2018-09-01
2019-08-11
2020-07-16
2021-07-02
2022-06-17
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