NTN 7221DB Bearing
NTN 7221DB Bearing , NTN bearing , NTN 7221DB Distributor , NTN bearings Warehouse
d - 105 mm
D - 190 mm
B - 36 mm
C - 36 mm
ra1 max. - 1 mm
Angle (α) - 25 °
a - 60,5 mm
r min. - 2,1 mm
r1 min. - 1,1 mm
2B - 72 mm
da min. - 117 mm
ra max. - 2 mm
Db max - 183 mm
Weight - 7,58 Kg
Basic dynamic load rating (C) - 254 kN
Basic static load rating (C0) - 283 kN
(Grease) Lubrication Speed - 3 000 r/min
(Oil) Lubrication Speed - 4 000 r/min
Size:105 mm * 190 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-12-03
2011-08-17
2012-05-05
2013-01-27
2013-10-24
2014-07-27
2015-05-06
2016-02-17
2016-12-04
2017-09-26
2018-07-28
2019-06-07
2020-04-20
2021-03-08
2022-02-04
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