NSK 643/633 Bearing

NSK Bearing Professional After-sales Guarantee Easy And Secure Payment 643/633 Transparent And Fair Price On Time Delivery

NSK 643/633 Bearing Description

We supply various of NSK 643/633 bearings. bearings is purity material and high precision , the varieties of NSK bearings is up to thousands of species .NSK 643/633 bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of NSK 643/633 bearings is the operation and control. In order to ensure the smooth operation and normally rotation,NSK 643/633 bearings inquire deeply into the running of the machine and friction phenomenon .NSK 643/633 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 643/633 bearings will be arranged timely for we have a large stock of NSK 643/633 bearings in HongKong.

NSK 643/633 Bearing Specification

Bearing number : 643/633

Size (mm) : 69.85×130.175×41.275

Brand : The brand you need

Bore Diameter (mm) : 69,85

Outer Diameter (mm) : 130,175

Width (mm) : 41,275

Bearing dimensions and specification in ALIER catalogue:

d – 69,85 mm

D – 130,175 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 – 116 mm

db – 80 mm

ra max. – 3,5 mm

da – 86 mm

Db – 124 mm

Weight – 2,272 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 , 69.85×130.175×41.275