NTN 7311BDT Bearing
NTN 7311BDT Bearing , NTN bearing , NTN 7311BDT introduced , NTN bearings plant
d - 55 mm
D - 120 mm
B - 29 mm
ra1 max. - 1 mm
Angle (α) - 40 °
a - 52 mm
r min. - 2 mm
r1 min. - 1 mm
2B - 58 mm
da min. - 65 mm
Da max. - 110 mm
db min - 60,5 mm
ra max. - 2 mm
Db max - 114,5 mm
Weight - 2,84 Kg
Basic dynamic load rating (C) - 128 kN
Basic static load rating (C0) - 113 kN
(Grease) Lubrication Speed - 4 500 r/min
(Oil) Lubrication Speed - 5 900 r/min
Size:55 mm * 120 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2011-04-04
2011-12-19
2012-09-09
2013-06-05
2014-03-04
2014-12-08
2015-09-20
2016-07-04
2017-04-23
2018-02-16
2018-12-25
2019-11-07
2020-09-20
2021-08-14
2022-07-12
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