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
2010-08-24
2011-05-07
2012-01-21
2012-10-14
2013-07-10
2014-04-08
2015-01-14
2015-10-26
2016-08-10
2017-06-01
2018-03-28
2019-02-04
2019-12-17
2020-10-31
2021-09-26
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