Conical Spring (S1)
Mechanical Seals of type S1 are produced in especially large batches with production figures running into several hundred thousand pieces a year. The main areas of application are water pumps, circulation pumps for central heating, chemical pumps, sewage and submersible pumps. Design Features
Application range :
Dw: 12...80 mm.
Pressure: 10 bar.
Temperature range: -20 oC ~+180 oC
Circumferential speed: 15 m / sec. Item no. Description
1. housing seal face
2. O - ring
3. conical spring
4. bearing ring
5. stationary seat
6. O - ring | | DW | Da | Db | L | d1 | d2 | | 12 | 21 | 23.0 | 15.5 | 17.5 | 21.6 | | 14 | 23 | 23.0 | 15.5 | 20.5 | 24.6 | | 15 | 24 | 24.0 | 15.5 | 20.5 | 24.6 | | 16 | 26 | 26.5 | 17.5 | 22.0 | 28.0 | | 18 | 29 | 28.5 | 18.5 | 24.0 | 30.0 | | 20 | 31 | 29.5 | 20.0 | 29.5 | 35.0 | | 22 | 33 | 31.0 | 21.5 | 29.5 | 35.0 | | 24 | 35 | 32.5 | 23.0 | 32.0 | 38.0 | | 25 | 36 | 34.0 | 24.5 | 32.0 | 38.0 | | 28 | 40 | 35.5 | 24.5 | 36.0 | 42.0 | | 30 | 43 | 35.5 | 24.5 | 39.2 | 45.0 | | 32 | 46 | 39.0 | 28.0 | 42.2 | 48.0 | | 35 | 49 | 39.5 | 28.0 | 46.2 | 52.0 | | 38 | 53 | 42.5 | 31.0 | 49.2 | 55.0 | | 40 | 56 | 45.5 | 34.0 | 52.2 | 58.0 | | 45 | 61 | 50.8 | 36.5 | 55.3 | 64.0 | | 50 | 66 | 57.3 | 43.0 | 60.8 | 69.3 | | 55 | 71 | 62.3 | 47.0 | 66.5 | 75.4 | | 60 | 78 | 66.3 | 51.0 | 71.5 | 80.4 | | 65 | 84 | 67.3 | 52.0 | 76.5 | 85.4 | | 70 | 90 | 69.3 | 54.0 | 83.0 | 92.0 | | 75 | 98 | 70.3 | 55.0 | 90.2 | 99.0 | | 80 | 100 | 74.3 | 58.0 | 95.2 | 104.0 | |
Design Features
A recessed O-ring groove is provided for preventing the rotating unit from blocking even in case of sedimentation in front of the O-ring (atmosphere-side). The face housing can compensate for wear by movement along the clean groove area as the O-ring has no direct spring loading |
