Structural featrures:  Single and face Unbalanced type Free rotation direction Including two structure type: Multi_spring and wavy-spring Conforming to DIN24960 
   Application scope:  Pressure: ¡Ü1.6MPa Temperature: -20~200¡æ  Linear speed: ¡Ü20m/s Application: Clean water pumps, sewage pumps, chemical pumps and the like are applicable for transporting clear water, oil and other slightly corrosive liquids.  
  
| Model | 
 d  | 
 D3  | 
 D6  | 
 D7  | 
 D8  | 
 L  | 
 L1  | 
 L7  | 
 L8  |  
| DSM7-20 | 
 20  | 
 35  | 
 29  | 
 35  | 
 3  | 
 37.5  | 
 26  | 
 9  | 
 19  |  
| DSM7-22 | 
 22  | 
 37  | 
 31  | 
 37  | 
 3  | 
 37.5  | 
 26  | 
 9  | 
 19  |  
| DSM7-25 | 
 25  | 
 40  | 
 34  | 
 40  | 
 3  | 
 40  | 
 28.5  | 
 9  | 
 19  |  
| DSM7-28 | 
 28  | 
 43  | 
 37  | 
 43  | 
 3  | 
 42.5  | 
 31  | 
 9  | 
 19  |  
| DSM7-30 | 
 30  | 
 45  | 
 39  | 
 45  | 
 3  | 
 42.5  | 
 31  | 
 9  | 
 19  |  
| DSM7-33 | 
 33  | 
 48  | 
 42  | 
 48  | 
 3  | 
 42.5  | 
 31  | 
 9  | 
 19  |  
| DSM7-35 | 
 35  | 
 50  | 
 44  | 
 50  | 
 3  | 
 42.5  | 
 31  | 
 9  | 
 19  |  
| DSM7-38 | 
 38  | 
 55  | 
 49  | 
 56  | 
 4  | 
 45  | 
 31  | 
 9  | 
 21.5  |  
| DSM7-40 | 
 40  | 
 57  | 
 51  | 
 58  | 
 4  | 
 45  | 
 31  | 
 9  | 
 21.5  |  
| DSM7-43 | 
 43  | 
 60  | 
 54  | 
 61  | 
 4  | 
 45  | 
 31  | 
 9  | 
 21.5  |  
| DSM7-45 | 
 45  | 
 62  | 
 56  | 
 63  | 
 4  | 
 45  | 
 31  | 
 9  | 
 21.5  |  
| DSM7-48 | 
 48  | 
 65  | 
 59  | 
 66  | 
 4  | 
 45  | 
 31  | 
 9  | 
 21.5  |  
| DSM7-50 | 
 50  | 
 67  | 
 62  | 
 70  | 
 4  | 
 47.5  | 
 32.5  | 
 9  | 
 22.5  |  
| DSM7-55 | 
 55  | 
 72  | 
 67  | 
 75  | 
 4  | 
 47.5  | 
 32.5  | 
 9  | 
 22.5  |  
| DSM7-60 | 
 60  | 
 81  | 
 72  | 
 80  | 
 4  | 
 52.5  | 
 37.5  | 
 9  | 
 22.5  |  
| DSM7-65 | 
 65  | 
 86  | 
 77  | 
 85  | 
 4  | 
 52.5  | 
 37.5  | 
 9  | 
 22.5  |  
| DSM7-70 | 
 70  | 
 91  | 
 83  | 
 92  | 
 4  | 
 60  | 
 42  | 
 9  | 
 25.5  |  
| DSM7-75 | 
 75  | 
 99  | 
 88  | 
 97  | 
 4  | 
 60  | 
 42  | 
 9  | 
 25.5  |  
| DSM7-80 | 
 80  | 
 104  | 
 95  | 
 105  | 
 4  | 
 60  | 
 41.8  | 
 9  | 
 25.7  |  
| DSM7-85 | 
 85  | 
 109  | 
 100  | 
 110  | 
 4  | 
 60  | 
 41.8  | 
 9  | 
 25.7  |  
| DSM7-90 | 
 90  | 
 114  | 
 105  | 
 115  | 
 4  | 
 60  | 
 46.8  | 
 9  | 
 25.7  |  
| DSM7-95 | 
 95  | 
 119  | 
 110  | 
 120  | 
 4  | 
 60  | 
 47.8  | 
 9  | 
 24.7  |  
| DSM7-100 | 
 100  | 
 124  | 
 115  | 
 125  | 
 4  | 
 60  | 
 47.8  | 
 9  | 
 24.7  |   
  |