Bearing NRT 650 A

Bearing NRT 650 A images Bearing NRT 650 A images
From: Thrust Roller Bearings
Thrust Roller Bearings Bearing NRT 650 A Related parameters
Name Value
Bearing number NRT 650 A
Size (mm) 650x870x122
Brand MBY
Bore Diameter (mm) 650
Outer Diameter (mm) 870
Width (mm) 122
Bearing dimensions and specification
Name Value
d 650 mm
D 870 mm
H 122 mm
d1 800 mm
C 34 mm
H1 78 mm
J 680 mm
J1 830 mm
H 14 mm
N1 20 mm
N2 14 mm
a 13 mm
r1 min. - 1 mm
r2 min. - 1 mm
Basic dynamic load rating, radial direction C - 413 kN
Basic static load rating, radial direction C0 - 1600 kN
Basic dynamic load rating, axial direction C - 365 kN
Basic static load rating, axial direction C0 - 5000 kN
Limiting speed for grease lubrication 55 r/min
Limiting speed for oil lubrication 110 mm/min
Axial Preload 27 N
Axial unloading force 59 kN
Frictional moment CRL - 200 N·m
axial stiffness 60 N/micron
radial stiffness 17.2 N/micron
Moment stiffness 3209000 kN·m/mrad
Mass bearing 170 kg
Guideline diameter 1450 mm
Size G - M12
Number of bolts 6
Angle between bolts 60 °
Size bolts M12
Pitch &alfa; - 7.5 °
Number of bolts 42
Number of bolts omitted at removal thread position 6, 60° apart
Size bolts M12
Pitch &alfa; - 7.5 °
Number of bolts 46
Number of bolts omitted at retaining bolts position 2, 180° apart
Tightening torque 116 N·m
Size M12
Number of bolts 2

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