Bearing NRT 120 B

Bearing NRT 120 B images Bearing NRT 120 B images
From: Thrust Roller Bearings
Thrust Roller Bearings Bearing NRT 120 B Related parameters
Name Value
Bearing number NRT 120 B
Size (mm) 120x210x40
Brand MBY
Bore Diameter (mm) 120
Outer Diameter (mm) 210
Width (mm) 40
Bearing dimensions and specification
Name Value
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 CRL - 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

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