KOYO 30228JR Bearing
KOYO 30228JR Bearing , KOYO bearing , KOYO 30228JR life cycle , KOYO bearings in stock
d - 140 mm
D - 250 mm
T - 45,75 mm
B - 42 mm
C - 36 mm
a - 49,4 mm
r min. - 4 mm
r2 min. - 3 mm
da min. - 158 mm
da max - 163 mm
Da min - 219 mm
Da max. - 236 mm
Db min. - 237 mm
ra max. - 3 mm
rb max. - 2,5 mm
Weight - 8,97 Kg
Basic dynamic load rating (C) - 420 kN
Basic static load rating (C0) - 570 kN
(Grease) Lubrication Speed - 1500 r/min
(Oil) Lubrication Speed - 1900 r/min
Calculation factor (e) - 0,44
Calculation factor (Y0) - 0,76
Calculation factor (Y1) - 1,38
Size:140 mm * 250 mm * 45,75 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2010-10-24
2011-07-09
2012-03-25
2012-12-17
2013-09-13
2014-06-14
2015-03-23
2016-01-03
2016-10-20
2017-08-12
2018-06-09
2019-04-21
2020-03-02
2021-01-17
2021-12-15
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