NTN 7909 Bearing Specification
Bearing number : 7909
Size (mm) : 45x68x12
Brand : NTN
Bore Diameter (mm) : 45
Outer Diameter (mm) : 68
Width (mm) : 12
Bearing dimensions and specification in YHY catalogue:
d – 45 mm
D – 68 mm
B – 12 mm
C – 12 mm
Angle (α) – 25 °
a – 22,5 mm
r min. – 0,6 mm
r1 min. – 0,3 mm
da min. – 49,5 mm
db min – 49,5 mm
ra max. – 0,6 mm
Weight – 0,15 Kg
Basic dynamic load rating (C) – 15,7 kN
Basic static load rating (C0) – 12,9 kN
(Grease) Lubrication Speed – 10 000 r/min
(Oil) Lubrication Speed – 14 000 r/min
Tags : YHY , 45x68x12
NTN 7909 Bearing Description
We supply various of NTN 7909 bearings. bearings is purity material and high precision , the varieties of NTN bearings is up to thousands of species .NTN 7909 bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of NTN 7909 bearings is the operation and control. In order to ensure the smooth operation and normally rotation,NTN 7909 bearings inquire deeply into the running of the machine and friction phenomenon .NTN 7909 bearings is widely used in automobile, motor, gear, injection molding machines, machine tools, mining machinery, engineering machinery, motorcycles, office equipment, paper making machinery, pumps and compressors, wind power generator and so on.The shipment of NTN 7909 bearings will be arranged timely for we have a large stock of NTN 7909 bearings in HongKong.
