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Feature
Type AA is a roller type freewheel non-bearing supported from Suma bearing manufacturer. Bearings are required to support axial and radial loads. Lubrication and sealing must also be pro- vided by the installation.
Standard lubrication is oil. A typical installation is shown on the following page. The inner race is keyed to the shaft. The fit for centering of the outer race must be to H7 tolerance.
Connection of the outer race is via through bolts to grade10.9 or better.
This design can accept an axial misalignment of innerand outer race of ± S/2.
Type | Size | Overrunning Speeds | Weight | Dragtorque | |||||||
AA | dH7 | TKN1) | nimax2) | namax3) | Dh7 | D5 | D6 | Z | L | TR | |
[mm] | [Nm] | [min-1] | [min-1] | [mm] | [mm] | [mm] | [mm] | [kg] | [Ncm] | ||
12 | 17 | 3100 | 6000 | 47 | 28 | 20 | 3 | 20 | 0.21 | 0.7 | |
15 | 55 | 2300 | 5400 | 55 | 37 | 26 | 3 | 30 | 0.44 | 3.5 | |
20 | 146 | 2000 | 3600 | 68 | 50 | 35 | 4 | 34 | 0.7 | 8.4 | |
25 | 285 | 1700 | 2600 | 90 | 68 | 45 | 6 | 37 | 1.3 | 14 | |
30 | 500 | 1500 | 2100 | 100 | 75 | 50 | 6 | 44 | 2 | 23 | |
35 | 720 | 1300 | 1950 | 110 | 80 | 55 | 6 | 48 | 2.6 | 60 | |
40 | 1030 | 1200 | 1700 | 125 | 90 | 60 | 6 | 56 | 3.9 | 72 | |
45 | 1125 | 1050 | 1500 | 130 | 95 | 65 | 8 | 56 | 4 | 140 | |
50 | 2150 | 950 | 1300 | 150 | 110 | 75 | 8 | 63 | 6 | 180 | |
55 | 2675 | 850 | 1200 | 160 | 115 | 82 | 8 | 67 | 7.2 | 190 | |
60 | 3500 | 800 | 1100 | 170 | 125 | 90 | 10 | 78 | 9.2 | 240 | |
70 | 5813 | 650 | 900 | 190 | 140 | 100 | 10 | 95 | 11.8 | 320 | |
NOTES 1) T max = 2 × T KN | MOUNTING EXAMPLE
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