SKF NRT 325 B Bearing

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SKF NRT 325 B Bearing Description

We supply various of SKF NRT 325 B bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF NRT 325 B bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF NRT 325 B bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF NRT 325 B bearings inquire deeply into the running of the machine and friction phenomenon .SKF NRT 325 B 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 NRT 325 B bearings will be arranged timely for we have a large stock of SKF NRT 325 B bearings in HongKong.

SKF NRT 325 B Bearing Specification

Bearing number : NRT 325 B

Size (mm) : 325x450x60

Brand : The brand you need

Bore Diameter (mm) : 325

Outer Diameter (mm) : 450

Width (mm) : 60

Bearing dimensions and specification in ALIER catalogue:

d – 325 mm

D – 450 mm

H – 60 mm

d₁ – 415 mm

C – 20 mm

H₁ – 40 mm

J – 342 mm

J₁ – 430 mm

H – 9.3 mm

N₁ – 15 mm

N₂ – 9.3 mm

a – 8.2 mm

r₁ – min. – 0.6 mm

r₂ – min. – 0.6 mm

Basic dynamic load rating, radial direction – C – 134 kN

Basic static load rating, radial direction – C₀ – 450 kN

Basic dynamic load rating, axial direction – C – 153 kN

Basic static load rating, axial direction – C₀ – 1660 kN

Limiting speed for grease lubrication – 110 r/min

Limiting speed for oil lubrication – 220 mm/min

Axial Preload – 12 N

Axial unloading force – 26 kN

Frictional moment – C_RL – 45 N??m

axial stiffness – 28.6 N/micron

radial stiffness – 8.9 N/micron

Moment stiffness – 427000 kN??m/mrad

Mass bearing – 25 kg

Guideline diameter – 700 mm

Size – G – M12

Number of bolts – 3

Angle between bolts – 120 °

Size bolts – M8

Pitch – &alfa; – 10 °

Number of bolts – 33

Number of bolts omitted at removal thread position – 3, 120° apart

Size bolts – M8

Pitch – &alfa; – 10 °

Number of bolts – 34

Number of bolts omitted at retaining bolts position – 2, 180° apart

Tightening torque – 34 N??m

Size – M8

Number of bolts – 2

Tags :  ALIER , 325x450x60