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 | TDI/Y2 |
Bore type | Cylindrical |
d | 489.026 mm | Bore diameter |
---|---|---|
D | 634.873 mm | Outside diameter |
T | 152.4 mm | Total width |
B | 152.4 mm | Width of inner ring |
D1 | 580.256 mm | Raceway diameter of outer ring (small side face) |
r1,2 | min. 3.3 mm | Chamfer dimension of inner ring |
r3,4 | min. 3.3 mm | Chamfer dimension of outer ring |
Basic dynamic load rating | C | 2 750 kN |
---|---|---|
Basic static load rating | C0 | 7 350 kN |
Fatigue load limit | Pu | 540 kN |
Limiting value | e | 0.35 |
Calculation factor | Y1 | 1.9 |
Calculation factor | Y2 | 2.9 |
Calculation factor | Y0 | 1.8 |
Comparative radial load rating | CF | 670 kN |
Comparative axial load rating | CFa | 224 kN |
Thrust factor | K | 1.7 |
General bearing specifications
Bearing interfaces
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