NTN 31320XU Bearing
d - 100 mm
D - 215 mm
T - 56.5 mm
B - 51 mm
C - 35 mm
ra1 max. - 2.5 mm
a - 69 mm
r min. - 4 mm
r1 min. - 3 mm
da min. - 118 mm
Da min - 168 mm
Da max. - 201 mm
db max. - 121 mm
Db min. - 202 mm
ra max. - 3 mm
Sa - 7 mm
Sb - 21.5 mm
Weight - 8.67 Kg
Basic dynamic load rating (C) - 355 kN
Basic static load rating (C0) - 435 kN
(Grease) Lubrication Speed - 1 800 r/min
(Oil) Lubrication Speed - 2 400 r/min
Calculation factor (e) - 0.83
Calculation factor (Y0) - 0.4
Calculation factor (Y2) - 0.73
- #number
- ID(内径)
- OD(外径)
- B(厚度)
NTN Bearings
2010-09-22
2011-04-27
2011-12-10
2012-08-04
2013-04-11
2014-01-01
2014-10-05
2015-07-23
2016-05-16
2017-03-20
2018-01-31
2018-12-29
2019-12-06
2020-11-17
2021-11-02
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