KOYO 30308XR Bearing

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KOYO 30308XR Bearing Description

We supply various of KOYO 30308XR bearings. bearings is purity material and high precision , the varieties of KOYO bearings is up to thousands of species .KOYO 30308XR bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of KOYO 30308XR bearings is the operation and control. In order to ensure the smooth operation and normally rotation,KOYO 30308XR bearings inquire deeply into the running of the machine and friction phenomenon .KOYO 30308XR 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 KOYO 30308XR bearings will be arranged timely for we have a large stock of KOYO 30308XR bearings in HongKong.

KOYO 30308XR Bearing Specification

Bearing number : 30308XR

Size (mm) : 40x90x25.25

Brand : The brand you need

Bore Diameter (mm) : 40

Outer Diameter (mm) : 90

Width (mm) : 25,25

Bearing dimensions and specification in ALIER catalogue:

d – 40 mm

D – 90 mm

T – 25,25 mm

B – 23 mm

C – 20 mm

a – 23,8 mm

r min. – 2 mm

r2 min. – 1,5 mm

da min. – 50 mm

da max – 53 mm

Da min – 72 mm

Da max. – 80 mm

Db min. – 84 mm

ra max. – 2 mm

rb max. – 1,5 mm

Weight – 0,78 Kg

Basic dynamic load rating (C) – 87,3 kN

Basic static load rating (C0) – 98,5 kN

(Grease) Lubrication Speed – 4600 r/min

(Oil) Lubrication Speed – 6100 r/min

Calculation factor (e) – 0,55

Calculation factor (Y0) – 0,6

Calculation factor (Y1) – 1,1

Tags :  ALIER , 40x90x25.25