KOYO 31321JR Bearing
KOYO 31321JR Bearing , KOYO bearing , KOYO 31321JR introduced , KOYO bearings machine
d - 105 mm
D - 225 mm
T - 58 mm
B - 53 mm
C - 36 mm
a - 70,3 mm
r min. - 4 mm
r1 min. - 3 mm
r2 min. - 3 mm
da min. - 123 mm
da max - 126 mm
Da min - 193 mm
Da max. - 211 mm
db max. - 126 mm
Db min. - 211 mm
ra max. - 3 mm
rb max. - 2,5 mm
Db - 211 mm
Weight - 9,72 Kg
Basic dynamic load rating (C) - 397 kN
Basic static load rating (C0) - 489 kN
(Grease) Lubrication Speed - 1500 r/min
(Oil) Lubrication Speed - 2100 r/min
Calculation factor (e) - 0,83
Calculation factor (Y0) - 0,4
Calculation factor (Y1) - 0,73
Size:105 mm * 225 mm * 58 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2011-02-24
2011-11-10
2012-07-30
2013-04-25
2014-01-21
2014-10-27
2015-08-07
2016-05-20
2017-03-09
2018-01-02
2018-11-07
2019-09-18
2020-08-02
2021-06-25
2022-05-24
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