SKF QJ 1248 MA/344524 Bearing

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SKF QJ 1248 MA/344524 Bearing Description

We supply various of SKF QJ 1248 MA/344524 bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF QJ 1248 MA/344524 bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF QJ 1248 MA/344524 bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF QJ 1248 MA/344524 bearings inquire deeply into the running of the machine and friction phenomenon .SKF QJ 1248 MA/344524 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 QJ 1248 MA/344524 bearings will be arranged timely for we have a large stock of SKF QJ 1248 MA/344524 bearings in HongKong.

SKF QJ 1248 MA/344524 Bearing Specification

Bearing number : QJ 1248 MA/344524

Size (mm) : 240x440x85

Brand : The brand you need

Bore Diameter (mm) : 240

Outer Diameter (mm) : 440

Width (mm) : 85

Bearing dimensions and specification in ALIER catalogue:

d – 240 mm

D – 440 mm

B – 85 mm

d₁ – – 316 mm

D₁ – – 364 mm

a – 340 mm

r_1,2 – min. – 4 mm

d_a – min. – 258 mm

D_a – max. – 422 mm

r_a – max. – 3 mm

Basic dynamic load rating – C – 663 kN

Basic static load rating – C₀ – 1220 kN

Fatigue load limit – P_u – 28 kN

Reference speed – 1500 r/min

Limiting speed – 2400 r/min

Calculation factor – k_a – 0.9

Calculation factor – e – 1.34

Calculation factor – X – 0.54

Calculation factor – Y₀ – 0.44

Calculation factor – Y₁ – 0.47

Calculation factor – Y₂ – 0.81

Mass bearing – 61 kg

Tags :  ALIER , 240x440x85