SKF NRT 120 B Bearing

SKF Bearing Professional After-sales Guarantee Easy And Secure Payment NRT 120 B Transparent And Fair Price On Time Delivery

SKF NRT 120 B Bearing Description

We supply various of SKF NRT 120 B bearings. bearings is purity material and high precision , the varieties of SKF bearings is up to thousands of species .SKF NRT 120 B bearings is known as ” the food of machinery industry” and widely used in different environment and mechanical.The purpose of SKF NRT 120 B bearings is the operation and control. In order to ensure the smooth operation and normally rotation,SKF NRT 120 B bearings inquire deeply into the running of the machine and friction phenomenon .SKF NRT 120 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 120 B bearings will be arranged timely for we have a large stock of SKF NRT 120 B bearings in HongKong.

SKF NRT 120 B Bearing Specification

Bearing number : NRT 120 B

Size (mm) : 120x210x40

Brand : The brand you need

Bore Diameter (mm) : 120

Outer Diameter (mm) : 210

Width (mm) : 40

Bearing dimensions and specification in ALIER catalogue:

d – 120 mm

D – 210 mm

H – 40 mm

d₁ – 184 mm

C – 12 mm

H₁ – 26 mm

J – 135 mm

J₁ – 195 mm

H – 7 mm

N₁ – 11 mm

N₂ – 7 mm

a – 6.2 mm

r₁ – min. – 0.6 mm

r₂ – min. – 0.3 mm

Basic dynamic load rating, radial direction – C – 64.4 kN

Basic static load rating, radial direction – C₀ – 140 kN

Basic dynamic load rating, axial direction – C – 72 kN

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

Limiting speed for grease lubrication – 230 r/min

Limiting speed for oil lubrication – 460 mm/min

Axial Preload – 2 N

Axial unloading force – 4.4 kN

Frictional moment – C_RL – 6 N??m

axial stiffness – 8.5 N/micron

radial stiffness – 4.5 N/micron

Moment stiffness – 23000 kN??m/mrad

Mass bearing – 4.8 kg

Guideline diameter – 315 mm

Size – G – M8

Number of bolts – 3

Angle between bolts – 120 °

Size bolts – M6

Pitch – &alfa; – 15 °

Number of bolts – 21

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

Size bolts – M6

Pitch – &alfa; – 15 °

Number of bolts – 22

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

Tightening torque – 14 N??m

Size – M6

Number of bolts – 2

Tags :  ALIER , 120x210x40