NTN 7921DB Bearing
NTN 7921DB Bearing , NTN bearing , NTN 7921DB Purchaser , NTN bearings life cycle
d - 105 mm
D - 145 mm
B - 20 mm
C - 20 mm
ra1 max. - 0,6 mm
Angle (α) - 25 °
a - 46 mm
r min. - 1,1 mm
r1 min. - 0,6 mm
2B - 40 mm
da min. - 112 mm
ra max. - 1 mm
Db max - 140,5 mm
Weight - 1,944 Kg
Basic dynamic load rating (C) - 79 kN
Basic static load rating (C0) - 109 kN
(Grease) Lubrication Speed - 3 500 r/min
(Oil) Lubrication Speed - 4 700 r/min
Size:105 mm * 145 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-12-23
2011-09-07
2012-05-26
2013-02-17
2013-11-15
2014-08-19
2015-05-28
2016-03-11
2016-12-28
2017-10-20
2018-08-22
2019-07-02
2020-05-16
2021-04-04
2022-03-03
Request for inquiry
Name and email are required!!!