NSK 644/632 Bearing

NSK Bearing Professional After-sales Guarantee Easy And Secure Payment 644/632 Transparent And Fair Price On Time Delivery

NSK 644/632 Bearing Description

We supply various of NSK 644/632 bearings. bearings is purity material and high precision , the varieties of NSK bearings is up to thousands of species .NSK 644/632 bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of NSK 644/632 bearings is the operation and control. In order to ensure the smooth operation and normally rotation,NSK 644/632 bearings inquire deeply into the running of the machine and friction phenomenon .NSK 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 NSK 644/632 bearings will be arranged timely for we have a large stock of NSK 644/632 bearings in HongKong.

NSK 644/632 Bearing Specification

Bearing number : 644/632

Size (mm) : 71.438×136.525×41.275

Brand : The brand you need

Bore Diameter (mm) : 71,438

Outer Diameter (mm) : 136,525

Width (mm) : 41,275

Bearing dimensions and specification in ALIER 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 – 29,9 mm

r min. – 3,5 mm

r1 min. – 3,3 mm

Da – 118 mm

db – 81 mm

ra max. – 3,5 mm

da – 87 mm

Db – 125 mm

Weight – 2,54 Kg

Basic dynamic load rating (C) – 195 kN

Basic static load rating (C0) – 263 kN

(Grease) Lubrication Speed – 2800 r/min

(Oil) Lubrication Speed – 3800 r/min

Calculation factor (e) – 0,36

Calculation factor (Y0) – 0,91

Calculation factor (Y1) – 1,7

Tags :  ALIER , 71.438×136.525×41.275