KOYO 7404B Bearing
KOYO 7404B Bearing , KOYO bearing , KOYO 7404B Middleman , KOYO bearings original
d - 20 mm
D - 72 mm
B - 19 mm
C - 19 mm
Angle (α) - 40 °
a - 29.2 mm
r min. - 1.1 mm
r1 min. - 0.6 mm
da min. - 27 mm
Da max. - 65 mm
ra max. - 1 mm
Weight - 0.395 Kg
(Grease) Lubrication Speed - 8 500 r/min
(Oil) Lubrication Speed - 12 000 r/min
Size:20 mm * 72 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
KOYO Bearings
2010-12-23
2011-09-07
2012-05-26
2013-02-17
2013-11-15
2014-08-20
2015-05-28
2016-03-11
2016-12-28
2017-10-20
2018-08-23
2019-07-03
2020-05-16
2021-04-05
2022-03-03
Request for inquiry
Name and email are required!!!