KOYO 1988R/1922 Bearing
KOYO 1988R/1922 Bearing , KOYO bearing , KOYO 1988R/1922 distributor , KOYO bearings Importer
d - 28,575 mm
D - 57,15 mm
T - 19,845 mm
B - 19,355 mm
C - 15,875 mm
a - 13,9 mm
r min. - 3,6 mm
r2 min. - 1,6 mm
da min. - 39,5 mm
Da - 51 mm
db min - 33,5 mm
ra max. - 3,6 mm
rb max. - 1,6 mm
Db - 53,5 mm
Weight - 0,227 Kg
Basic dynamic load rating (C) - 48,8 kN
Basic static load rating (C0) - 57,1 kN
(Grease) Lubrication Speed - 7000 r/min
(Oil) Lubrication Speed - 9300 r/min
Calculation factor (e) - 0,33
Calculation factor (Y0) - 1
Calculation factor (Y1) - 1,82
Size:28,575 mm * 57,15 mm * 19,845 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2011-03-15
2011-11-29
2012-08-19
2013-05-14
2014-02-11
2014-11-17
2015-08-29
2016-06-11
2017-03-31
2018-01-25
2018-12-01
2019-10-12
2020-08-27
2021-07-19
2022-06-16
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