SKF NRT100B bearing

Axial-radial cylindrical roller bearings, super-precision NRT 100 B

Bearing number : NRT 100 B

Size (mm) : 100x185x38

Brand : SKF

Bore Diameter (mm) : 100

Outer Diameter (mm) : 185

Width (mm) : 38

Bearing dimensions and specification in SKF catalogue:

d - 100 mm

D - 185 mm

H - 38 mm

d₁ - 160 mm

C - 12 mm

H₁ - 25 mm

J - 112 mm

J₁ - 170 mm

H - 5.6 mm

N₁ - 10 mm

N₂ - 5.6 mm

a - 5.4 mm

r₁ - min. - 0.6 mm

r₂ - min. - 0.3 mm

Basic dynamic load rating, radial direction - C - 58.3 kN

Basic static load rating, radial direction - C₀ - 116 kN

Basic dynamic load rating, axial direction - C - 68 kN

Basic static load rating, axial direction - C₀ - 400 kN

Limiting speed for grease lubrication - 280 r/min

Limiting speed for oil lubrication - 560 mm/min

Axial Preload - 1.8 N

Axial unloading force - 3.8 kN

Frictional moment - C_RL - 3 N·m

axial stiffness - 7.5 N/micron

radial stiffness - 3.7 N/micron

Moment stiffness - 15000 kN·m/mrad

Mass bearing - 3.8 kg

Guideline diameter - 260 mm

Size - G - M5

Number of bolts - 3

Angle between bolts - 120 °

Size bolts - M5

Pitch - &alfa; - 20 °

Number of bolts - 15

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

Size bolts - M5

Pitch - &alfa; - 20 °

Number of bolts - 16

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

Tightening torque - 8.5 N·m

Size - M5

Number of bolts - 2