
Angular contact ball bearings 7307DT
Bearing number : 7307DT
Size (mm) : 35x80x21
Brand : NTN
Bore Diameter (mm) : 35
Outer Diameter (mm) : 80
Width (mm) : 21
Bearing dimensions and specification in NTN catalogue:
d - 35 mm
D - 80 mm
B - 21 mm
ra1 max. - 1 mm
Angle (α) - 25 °
a - 27 mm
r min. - 1,5 mm
r1 min. - 1 mm
2B - 42 mm
da min. - 43,5 mm
Da max. - 71,5 mm
db min - 40,5 mm
ra max. - 1,5 mm
Db max - 74,5 mm
Weight - 0,924 Kg
Basic dynamic load rating (C) - 65 kN
Basic static load rating (C0) - 52,5 kN
(Grease) Lubrication Speed - 7 800 r/min
(Oil) Lubrication Speed - 10 000 r/min





