NTN 7220DB Bearing

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NTN 7220DB Bearing Description

We supply various of NTN 7220DB bearings. bearings is purity material and high precision , the varieties of NTN bearings is up to thousands of species .NTN 7220DB bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of NTN 7220DB bearings is the operation and control. In order to ensure the smooth operation and normally rotation,NTN 7220DB bearings inquire deeply into the running of the machine and friction phenomenon .NTN 7220DB 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 7220DB bearings will be arranged timely for we have a large stock of NTN 7220DB bearings in HongKong.

NTN 7220DB Bearing Specification

Bearing number : 7220DB

Size (mm) : 100x180x34

Brand : The brand you need

Bore Diameter (mm) : 100

Outer Diameter (mm) : 180

Width (mm) : 34

Bearing dimensions and specification in ALIER catalogue:

d – 100 mm

D – 180 mm

B – 34 mm

C – 34 mm

ra1 max. – 1 mm

Angle (α) – 25 °

a – 57,5 mm

r min. – 2,1 mm

r1 min. – 1,1 mm

2B – 68 mm

da min. – 112 mm

ra max. – 2 mm

Db max – 173 mm

Weight – 6,4 Kg

Basic dynamic load rating (C) – 233 kN

Basic static load rating (C0) – 251 kN

(Grease) Lubrication Speed – 3 100 r/min

(Oil) Lubrication Speed – 4 200 r/min

Tags :  ALIER , 100x180x34