NTN 4T-2688/2631 Bearing
NTN 4T-2688/2631 Bearing , NTN bearing , NTN 4T-2688/2631 Demand , NTN bearings plant
d - 26,988 mm
D - 66,421 mm
T - 23,812 mm
B - 25,433 mm
C - 19,05 mm
ra1 max. - 1,3 mm
a - 9,3 mm
Da - 58 mm
db - 33 mm
ra max. - 1,5 mm
da - 35 mm
Db - 60 mm
Weight - 0,429 Kg
Basic dynamic load rating (C) - 64,5 kN
Basic static load rating (C0) - 72,5 kN
(Grease) Lubrication Speed - 6 200 r/min
(Oil) Lubrication Speed - 8 200 r/min
Calculation factor (e) - 0,25
Calculation factor (Y0) - 1,3
Calculation factor (Y2) - 2,36
Size:26,988 mm * 66,421 mm * 23,812 mm
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-12-22
2011-09-06
2012-05-25
2013-02-16
2013-11-14
2014-08-18
2015-05-27
2016-03-10
2016-12-26
2017-10-18
2018-08-21
2019-07-01
2020-05-14
2021-04-03
2022-03-01
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