NTN 7221B Bearing
NTN 7221B Bearing , NTN bearing , NTN 7221B Retail , NTN bearings Agent
d - 105 mm
D - 190 mm
B - 36 mm
C - 36 mm
Angle (α) - 40 °
a - 80 mm
r min. - 2,1 mm
r1 min. - 1,1 mm
da min. - 117 mm
db min - 112 mm
ra max. - 2 mm
Weight - 3,87 Kg
Basic dynamic load rating (C) - 142 kN
Basic static load rating (C0) - 129 kN
(Grease) Lubrication Speed - 3 200 r/min
(Oil) Lubrication Speed - 4 300 r/min
Size:105 mm * 190 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2011-01-30
2011-10-15
2012-07-04
2013-03-29
2013-12-25
2014-09-28
2015-07-08
2016-04-22
2017-02-07
2017-12-03
2018-10-07
2019-08-19
2020-07-01
2021-05-23
2022-04-21
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