NTN 21308C Bearing
d - 40 mm
D - 90 mm
B - 23 mm
C - 23 mm
r min. - 1.5 mm
da min. - 48.5 mm
Da max. - 81.5 mm
ra max. - 1.5 mm
Weight - 0.705 Kg
Basic dynamic load rating (C) - 88 kN
Basic static load rating (C0) - 90 kN
(Grease) Lubrication Speed - 4 900 r/min
(Oil) Lubrication Speed - 6 400 r/min
Calculation factor (e) - 0.26
Calculation factor (Y0) - 2.5
Calculation factor (Y1) - 2.55
Calculation factor (Y2) - 3.8
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2011-01-04
2011-08-14
2012-04-01
2012-12-05
2013-08-16
2014-05-16
2015-02-24
2015-12-13
2016-10-10
2017-08-16
2018-07-07
2019-06-15
2020-05-17
2021-05-08
2022-04-19
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