NTN 4T-30309 Bearing
d - 45 mm
D - 100 mm
T - 27.25 mm
B - 25 mm
C - 22 mm
ra1 max. - 1.5 mm
a - 21 mm
r min. - 2 mm
r1 min. - 1.5 mm
da min. - 55 mm
Da min - 86 mm
Da max. - 91.5 mm
db max. - 59 mm
Db min. - 93 mm
ra max. - 2 mm
Sa - 3 mm
Sb - 5 mm
Weight - 1.01 Kg
Basic dynamic load rating (C) - 111 kN
Basic static load rating (C0) - 126 kN
(Grease) Lubrication Speed - 4 000 r/min
(Oil) Lubrication Speed - 5 300 r/min
Calculation factor (e) - 0.35
Calculation factor (Y0) - 0.96
Calculation factor (Y2) - 1.74
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-09-15
2011-04-20
2011-12-03
2012-07-27
2013-04-02
2013-12-22
2014-09-27
2015-07-12
2016-05-06
2017-03-10
2018-01-21
2018-12-17
2019-11-25
2020-11-04
2021-10-24
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