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SKF NRT80B bearing

Bearing NRT 80 B Bearing NRT 80 B

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Axial-radial cylindrical roller bearings, super-precision NRT 80 B

Bearing number : NRT 80 B

Size (mm) : 80x146x35

Brand : SKF

Bore Diameter (mm) : 80

Outer Diameter (mm) : 146

Width (mm) : 35

Bearing dimensions and specification in SKF catalogue:

d - 80 mm

D - 146 mm

H - 35 mm

d1 - 130 mm

C - 12 mm

H1 - 23.35 mm

J - 92 mm

J1 - 138 mm

H - 5.6 mm

N1 - 10 mm

N2 - 4.6 mm

a - 4 mm

r1 - min. - 0.3 mm

r2 - min. - 0.3 mm

Basic dynamic load rating, radial direction - C - 55 kN

Basic static load rating, radial direction - C0 - 102 kN

Basic dynamic load rating, axial direction - C - 37.5 kN

Basic static load rating, axial direction - C0 - 200 kN

Limiting speed for grease lubrication - 350 r/min

Limiting speed for oil lubrication - 700 mm/min

Axial Preload - 1.3 N

Axial unloading force - 2.8 kN

Frictional moment - CRL - 3 N·m

axial stiffness - 5 N/micron

radial stiffness - 3.1 N/micron

Moment stiffness - 7000 kN·m/mrad

Mass bearing - 2.3 kg

Guideline diameter - 200 mm

Size - G - M5

Number of bolts - 3

Angle between bolts - 120 °

Size bolts - M4

Pitch - &alfa; - 30 °

Number of bolts - 9

Tightening torque - 4.5 N·m

Size bolts - M5

Pitch - &alfa; - 30 °

Number of bolts - 10

Tightening torque - 8.5 N·m

Size - M5

Number of bolts - 2

Bearing NRT 80 B Bearing NRT 80 B