Single row full complement cylindrical roller bearings are designed to accommodate very high radial loads in combination with moderate speeds. The bearings incorporate a maximum number of rollers as they are not equipped with a cage. Having two integral flanges on the inner ring and one flange on the outer ring, NCF design bearings can accommodate axial displacement in one direction. A retaining ring on the outer ring holds the bearing together. The retaining ring should not be loaded axially during operation.
d | 320 mm | Bore diameter |
---|---|---|
D | 480 mm | Outside diameter |
B | 121 mm | Width |
d1 | ≈ 368 mm | Shoulder diameter inner ring |
D1 | ≈ 434 mm | Shoulder diameter outer ring |
E | 449.5 mm | Raceway diameter outer ring |
s | max. 14 mm | Permissible axial displacement from the normal position of one bearing ring relative to the other |
r1,2 | min. 4 mm | Chamfer dimension |
da | min. 335 mm | Abutment diameter shaft |
---|---|---|
das | 359 mm | Abutment diameter shaft |
Da | max. 465 mm | Abutment diameter housing |
Db | max. 465 mm | Abutment diameter housing |
ra | max. 3 mm | Fillet radius |
Basic dynamic load rating | C | 1 980 kN |
---|---|---|
Basic static load rating | C0 | 3 450 kN |
Fatigue load limit | Pu | 310 kN |
Reference speed | 560 r/min | |
Limiting speed | 700 r/min | |
Calculation factor | kr | 0.3 |
Limiting value | e | 0.3 |
Calculation factor | Y | 0.4 |
General bearing specifications
Bearing interfaces
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