NTN NJ321C4 services Cylindrical Roller Bearings

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NTN NJ321C4 services Cylindrical Roller Bearings image

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NTN NJ321C4 services Cylindrical Roller Bearings Dimensions

Bearing number:H-1988R/H-1922
Size (mm):28.575x57.150x19.845
Bore Diameter (mm):28.575
Outer Diameter (mm):57.150
Width (mm):19.845
d:28.575 mm
D:57.150 mm
T:19.845 mm
B:19.355 mm
C:15.875 mm
a:5.9 mm
r1 min.:3.6 mm
r2 min.:1.6 mm
Weight:0,228 Kg
Basic dynamic load rating (C):48800 kN
Basic static load rating (C0):57100 kN
(Grease) Lubrication Speed:5800 r/min
(Oil) Lubrication Speed:8200 r/min
Calculation factor (e):0.33
Calculation factor (Y0):1.00

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