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Bearing NRT 150 B (SKF)

Axial-radial cylindrical roller bearings, super-precision NRT 150 B

Bearing number : NRT 150 B

Size (mm) : 150x240x40

Brand : SKF

Bore Diameter (mm) : 150

Outer Diameter (mm) : 240

Width (mm) : 40

Bearing dimensions and specification in SKF catalogue:

d - 150 mm

D - 240 mm

H - 40 mm

d₁ - 214 mm

C - 12 mm

H₁ - 26 mm

J - 165 mm

J₁ - 225 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 - 67.1 kN

Basic static load rating, radial direction - C₀ - 160 kN

Basic dynamic load rating, axial direction - C - 75 kN

Basic static load rating, axial direction - C₀ - 490 kN

Limiting speed for grease lubrication - 210 r/min

Limiting speed for oil lubrication - 420 mm/min

Axial Preload - 2.3 N

Axial unloading force - 4.9 kN

Frictional moment - C_RL - 12 N·m

axial stiffness - 9.2 N/micron

radial stiffness - 5.5 N/micron

Moment stiffness - 36000 kN·m/mrad

Mass bearing - 5.6 kg

Guideline diameter - 350 mm

Size - G - M8

Number of bolts - 3

Angle between bolts - 120 °

Size bolts - M6

Pitch - &alfa; - 10 °

Number of bolts - 33

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

Size bolts - M6

Pitch - &alfa; - 10 °

Number of bolts - 34

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

Tightening torque - 14 N·m

Size - M6

Number of bolts - 2

Tags :  SKF , 150x240x40