KOYO 7221B Bearing
d - 105 mm
D - 190 mm
B - 36 mm
C - 36 mm
Angle (α) - 40 °
a - 80.5 mm
r min. - 2.1 mm
r1 min. - 1.1 mm
da min. - 117 mm
Da max. - 178 mm
ra max. - 2 mm
Weight - 3.95 Kg
Basic dynamic load rating (C) - 135 kN
Basic static load rating (C0) - 121 kN
(Grease) Lubrication Speed - 2900 r/min
(Oil) Lubrication Speed - 3900 r/min
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2010-10-14
2011-05-20
2012-01-03
2012-08-29
2013-05-11
2014-01-28
2014-11-05
2015-08-24
2016-06-14
2017-04-20
2018-03-05
2019-02-03
2020-01-08
2020-12-24
2021-12-06
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