KOYO 557S/552A Bearing

KOYO Bearing Professional After-sales Guarantee Easy And Secure Payment 557S/552A Transparent And Fair Price On Time Delivery

KOYO 557S/552A Bearing Description

We supply various of KOYO 557S/552A bearings. bearings is purity material and high precision , the varieties of KOYO bearings is up to thousands of species .KOYO 557S/552A bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of KOYO 557S/552A bearings is the operation and control. In order to ensure the smooth operation and normally rotation,KOYO 557S/552A bearings inquire deeply into the running of the machine and friction phenomenon .KOYO 557S/552A 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 557S/552A bearings will be arranged timely for we have a large stock of KOYO 557S/552A bearings in HongKong.

KOYO 557S/552A Bearing Specification

Bearing number : 557S/552A

Size (mm) : 53.975×123.825×38.1

Brand : The brand you need

Bore Diameter (mm) : 53,975

Outer Diameter (mm) : 123,825

Width (mm) : 38,1

Bearing dimensions and specification in ALIER catalogue:

d – 53,975 mm

D – 123,825 mm

T – 38,1 mm

B – 36,678 mm

C – 30,162 mm

a – 28,7 mm

r min. – 3,6 mm

r2 min. – 3,2 mm

da min. – 71 mm

Da – 109 mm

db min – 65 mm

ra max. – 3,6 mm

rb max. – 3,2 mm

Db – 116 mm

Weight – 2,226 Kg

Basic dynamic load rating (C) – 162 kN

Basic static load rating (C0) – 223 kN

(Grease) Lubrication Speed – 3200 r/min

(Oil) Lubrication Speed – 4200 r/min

Calculation factor (e) – 0,35

Calculation factor (Y0) – 0,95

Calculation factor (Y1) – 1,73

Tags :  ALIER , 53.975×123.825×38.1