AKMI double row tapered roller bearings are ready-to-mount units, manufactured with a predetermined axial clearance or preload. TDI design bearings have a double row inner ring and two outer rings that usually have an intermediate ring between them. Their roller sets are arranged face-to-face (X-arrangement). Design variants include features such as a helical groove in the bore, locating slots in the inner ring, or seals on both sides.
Design variant/feature | TDIS.2/NV |
Bore type | Cylindrical |
d | 445 mm | Bore diameter |
---|---|---|
D | 620 mm | Outside diameter |
T | 180 mm | Total width |
B | 180 mm | Width of inner ring |
b | 51.3 mm | Inner ring locating slot width |
h | 20 mm | Inner ring locating slot depth |
r1,2 | min. 2 mm | Chamfer dimension of inner ring |
r3,4 | min. 5 mm | Chamfer dimension of outer ring |
Basic dynamic load rating | C | 2 120 kN |
---|---|---|
Basic static load rating | C0 | 5 100 kN |
Fatigue load limit | Pu | 400 kN |
Limiting value | e | 0.83 |
Calculation factor | Y1 | 0.81 |
Calculation factor | Y2 | 1.2 |
Calculation factor | Y0 | 0.8 |
Comparative radial load rating | CF | 520 kN |
Comparative axial load rating | CFa | 435 kN |
Thrust factor | K | 0.69 |
General bearing specifications
Bearing interfaces
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