SKF NRT 260 B Bearing

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SKF NRT 260 B Bearing Description

We supply various of SKF NRT 260 B bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF NRT 260 B bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF NRT 260 B bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF NRT 260 B bearings inquire deeply into the running of the machine and friction phenomenon .SKF NRT 260 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 260 B bearings will be arranged timely for we have a large stock of SKF NRT 260 B bearings in HongKong.

SKF NRT 260 B Bearing Specification

Bearing number : NRT 260 B

Size (mm) : 260x385x55

Brand : The brand you need

Bore Diameter (mm) : 260

Outer Diameter (mm) : 385

Width (mm) : 55

Bearing dimensions and specification in ALIER catalogue:

d – 260 mm

D – 385 mm

H – 55 mm

d₁ – 345 mm

C – 18 mm

H₁ – 36.5 mm

J – 280 mm

J₁ – 365 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 – 108 kN

Basic static load rating, radial direction – C₀ – 355 kN

Basic dynamic load rating, axial direction – C – 95 kN

Basic static load rating, axial direction – C₀ – 780 kN

Limiting speed for grease lubrication – 130 r/min

Limiting speed for oil lubrication – 260 mm/min

Axial Preload – 7.3 N

Axial unloading force – 16 kN

Frictional moment – C_RL – 25 N??m

axial stiffness – 14.7 N/micron

radial stiffness – 8.3 N/micron

Moment stiffness – 153000 kN??m/mrad

Mass bearing – 18.2 kg

Guideline diameter – 630 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 , 260x385x55