SKF NJ 3884 MA Bearing

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SKF NJ 3884 MA Bearing Description

We supply various of SKF NJ 3884 MA bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF NJ 3884 MA bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF NJ 3884 MA bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF NJ 3884 MA bearings inquire deeply into the running of the machine and friction phenomenon .SKF NJ 3884 MA 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 NJ 3884 MA bearings will be arranged timely for we have a large stock of SKF NJ 3884 MA bearings in HongKong.

SKF NJ 3884 MA Bearing Specification

Bearing number : NJ 3884 MA

Size (mm) : 420x520x75

Brand : The brand you need

Bore Diameter (mm) : 420

Outer Diameter (mm) : 520

Width (mm) : 75

Bearing dimensions and specification in ALIER catalogue:

d – 420 mm

D – 520 mm

B – 75 mm

d₁ – – 457 mm

D₁ – – 489 mm

F – 447 mm

r_1,2 – min. – 2.1 mm

s – 2.8 mm

d_a – min. – 427 mm

d_a – max. – 441 mm

d_b – min. – 462 mm

D_a – max. – 510 mm

r_a – max. – 1.5 mm

Basic dynamic load rating – C – 935 kN

Basic static load rating – C₀ – 2240 kN

Fatigue load limit – P_u – 193 kN

Reference speed – 1100 r/min

Limiting speed – 1600 r/min

Calculation factor – k_r – 0.1

Mass bearing – 33 kg

Tags :  ALIER , 420x520x75