NTN 4T-30304A Bearing
NTN 4T-30304A Bearing , NTN bearing , NTN 4T-30304A Applications , NTN bearings introduced
d - 20 mm
D - 52 mm
T - 16,25 mm
B - 16 mm
C - 13 mm
ra1 max. - 1,5 mm
a - 10,5 mm
r min. - 1,5 mm
r1 min. - 1,5 mm
da min. - 28,5 mm
Da min - 42,5 mm
Da max. - 43,5 mm
db max. - 28 mm
Db min. - 47,5 mm
ra max. - 1,5 mm
Sa - 3 mm
Sb - 3 mm
Weight - 0,176 Kg
Basic dynamic load rating (C) - 35,5 kN
Basic static load rating (C0) - 34 kN
(Grease) Lubrication Speed - 8 000 r/min
(Oil) Lubrication Speed - 11 000 r/min
Calculation factor (e) - 0,3
Calculation factor (Y0) - 1,1
Calculation factor (Y2) - 2
Size:20 mm * 52 mm * 16,25 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2011-03-12
2011-11-26
2012-08-16
2013-05-11
2014-02-08
2014-11-13
2015-08-25
2016-06-08
2017-03-28
2018-01-21
2018-11-28
2019-10-09
2020-08-23
2021-07-16
2022-06-12
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