Angular contact ball bearings 7921
Bearing number : 7921
Size (mm) : 105x145x20
Brand : NTN
Bore Diameter (mm) : 105
Outer Diameter (mm) : 145
Width (mm) : 20
Bearing dimensions and specification in NTN catalogue:
d - 105 mm
D - 145 mm
B - 20 mm
C - 20 mm
Angle (α) - 25 °
a - 46 mm
r min. - 1,1 mm
r1 min. - 0,6 mm
da min. - 112 mm
db min - 112 mm
ra max. - 1 mm
Weight - 0,972 Kg
Basic dynamic load rating (C) - 48,5 kN
Basic static load rating (C0) - 54,5 kN
(Grease) Lubrication Speed - 4 400 r/min
(Oil) Lubrication Speed - 5 900 r/min
NTN Exhibits at the “AUTO SHANGHAI 2019”|Event:2019|News .
NTN Corporation (hereafter, NTN) will exhibit at the “AUTO SHANGHAI 2019”, which will be held from April 16 to 25 in Shanghai, China. Under the theme of “NTN bearings, developing with the times,” NTN exhibits a variety of products that contribute to the electrification, fuel efficiency, and high-efficiency of automobiles.
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