NTN 4T-644/632 Bearing Specification
Bearing number : 4T-644/632
Size (mm) : 71.438×136.525×41.275
Brand : NTN
Bore Diameter (mm) : 71,438
Outer Diameter (mm) : 136,525
Width (mm) : 41,275
Bearing dimensions and specification in YHY catalogue:
d – 71,438 mm
D – 136,525 mm
T – 41,275 mm
B – 41,275 mm
C – 31,75 mm
ra1 max. – 3,3 mm
a – 11,4 mm
Da – 118 mm
db – 81 mm
ra max. – 3,5 mm
da – 87 mm
Db – 125 mm
Weight – 2,57 Kg
Basic dynamic load rating (C) – 194 kN
Basic static load rating (C0) – 262 kN
(Grease) Lubrication Speed – 2 800 r/min
(Oil) Lubrication Speed – 3 800 r/min
Calculation factor (e) – 0,36
Calculation factor (Y0) – 0,91
Calculation factor (Y2) – 1,66
Tags : YHY , 71.438×136.525×41.275
NTN 4T-644/632 Bearing Description
We supply various of NTN 4T-644/632 bearings. bearings is purity material and high precision , the varieties of NTN bearings is up to thousands of species .NTN 4T-644/632 bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of NTN 4T-644/632 bearings is the operation and control. In order to ensure the smooth operation and normally rotation,NTN 4T-644/632 bearings inquire deeply into the running of the machine and friction phenomenon .NTN 4T-644/632 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 4T-644/632 bearings will be arranged timely for we have a large stock of NTN 4T-644/632 bearings in HongKong.
