SKF 7218 ACD/P4A Bearing

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SKF 7218 ACD/P4A Bearing Description

We supply various of SKF 7218 ACD/P4A bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF 7218 ACD/P4A bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF 7218 ACD/P4A bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF 7218 ACD/P4A bearings inquire deeply into the running of the machine and friction phenomenon .SKF 7218 ACD/P4A 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 SKF 7218 ACD/P4A bearings will be arranged timely for we have a large stock of SKF 7218 ACD/P4A bearings in HongKong.

SKF 7218 ACD/P4A Bearing Specification

Bearing number : 7218 ACD/P4A

Size (mm) : 90x160x30

Brand : The brand you need

Bore Diameter (mm) : 90

Outer Diameter (mm) : 160

Width (mm) : 30

Bearing dimensions and specification in ALIER catalogue:

d – 90 mm

D – 160 mm

B – 30 mm

d₁ – 111.6 mm

d₂ – 111.6 mm

D₁ – 138.4 mm

r_1,2 – min. – 2 mm

r_3,4 – min. – 1 mm

a – 44.3 mm

d_a – min. – 101 mm

d_b – min. – 101 mm

D_a – max. – 149 mm

D_b – max. – 154.4 mm

r_a – max. – 2 mm

r_b – max. – 1 mm

d_n – 117.5 mm

Basic dynamic load rating – C – 121 kN

Basic static load rating – C₀ – 106 kN

Fatigue load limit – P_u – 4 kN

Limiting speed for grease lubrication – 7500 r/min

Limiting speed for oil lubrication – 12000 mm/min

Ball – D_w – 22.225 mm

Ball – z – 16

G_ref – 27.765 cm3

Calculation factor – e – 0.68

Calculation factor – Y₂ – 0.87

Calculation factor – Y₀ – 0.38

Calculation factor – X₂ – 0.41

Calculation factor – Y₁ – 0.92

Calculation factor – Y₂ – 1.41

Calculation factor – Y₀ – 0.76

Calculation factor – X₂ – 0.67

Preload class A – G_A – 750 N

Preload class B – G_B – 1500 N

Preload class C – G_C – 3000 N

Preload class D – G_D – 6000 N

Calculation factor – f – 1.09

Calculation factor – f₁ – 0.99

Calculation factor – f_2A – 1

Calculation factor – f_2B – 1.01

Calculation factor – f_2C – 1.02

Calculation factor – f_2D – 1.05

Calculation factor – f_HC – 1

Preload class A – 273 N/micron

Preload class B – 355 N/micron

Preload class C – 469 N/micron

Preload class D – 632 N/micron

Mass bearing – 2.266 kg

Tags :  ALIER , 90x160x30