Mechanical seal Ebara
R-M3N
Operating range Mechanical seal R-M3N
- Temperature: -20°~180°
- Pressure: ≤1.2 MPa
- Speed: ≤15 m/sec
Application Pump
The seal is applied to centrifugal pumps, mixers and other equipment including rotating mechanisms used for water and drainage water applications
Table of Mechanical seal descriptions R-M3N
| d1 (h6) | d2 | d3 (min) | d7 H8 | d12 | L2 (±0.5) | L3 (±0.5) | L4 | L13 | L14 | L28 |
| 12 | 21 | 21 | 23 | 21,6 | 15,5 | 16.0 | 10.0 | 7,6 | 5,6 | 6,6 |
| 14 | 23 | 23 | 25 | 24,6 | 15,5 | 16,5 | 10.0 | 7,6 | 5,6 | 6,6 |
| 15 | 24 | – | – | 24,6 | 15,5 | – | – | 8,6 | 6,6 | – |
| 16 | 26 | 26 | 27 | 28.0 | 17,5 | 18.0 | 10.0 | 9.0 | 7,5 | 6,6 |
| 18 | 29 | 29 | 33 | 30.0 | 18,5 | 19,5 | 11,5 | 10.0 | 8.0 | 7,5 |
| 19 | – | 31 | – | 31.0 | 20.0 | – | – | 8.6 | 7.5 | – |
| 20 | 31 | 31 | 35 | 35.0 | 20.0 | 22.0 | 11,5 | 9,5 | 7.5 | 7.5 |
| 22 | 33 | 33 | 37 | 35.0 | 21.5 | 21.5 | 11,5 | 9,5 | 7.5 | 7.5 |
| 24 | 35 | 35 | 39 | 38.0 | 23.0 | 23,5 | 11,5 | 9,5 | 7.5 | 7.5 |
| 25 | 36 | 36 | 40 | 38.0 | 24.5 | 26,5 | 11,5 | 9,5 | 7.5 | 7.5 |
| 26 | – | 37 | – | 40.0 | 24.5 | – | – | 10.0 | 8.0 | – |
| 28 | 40 | 40 | 43 | 42.0 | 24,5 | 26,5 | 11,5 | 11.0 | 9.0 | 7,5 |
| 30 | 43 | 43 | 45 | 45.0 | 24,5 | 26,5 | 11,5 | 11.0 | 10.5 | 7,5 |
| 32 | 46 | 46 | 48 | 48.0 | 28.0 | 28,5 | 11,5 | 11.0 | 10.5 | 7,5 |
| 33 | – | 47 | 48 | – | – | 28,5 | 11,5 | – | – | 7,5 |
| 35 | 49 | 49 | 50 | 52.0 | 28.0 | 28,5 | 11,5 | 11,5 | 11.0 | 7,5 |
| 38 | 53 | 53 | 56 | 55.0 | 31.0 | 33,5 | 14 | 11,5 | 11.0 | 9.0 |
| 40 | 56 | 56 | 58 | 58.0 | 34.0 | 36.0 | 14 | 11,5 | 10,8 | 9.0 |
| 42 | – | 59 | – | 62.0 | 35.0 | – | – | 14.3 | 12.0 | – |
| 43 | 59 | 59 | 61 | 62.0 | 35.0 | 38,5 | 14 | 14,3 | 12.0 | 9.0 |
| 45 | 61 | 61 | 63 | 64.0 | 36.5 | 39,5 | 14 | 14,3 | 11.6 | 9.0 |
| 48 | 64 | 64 | 66 | 68.4 | 42.0 | 46.0 | 14 | 14,3 | 11.6 | 9.0 |
| 50 | 66 | 66 | 70 | 69.3 | 43.0 | 45.0 | 15 | 14,3 | 11.6 | 9,5 |
| 53 | – | 69 | 73 | – | – | 47.0 | 15 | 15,3 | – | 11.0 |
| 55 | 71 | 71 | 75 | 75.4 | 47.0 | 49.0 | 15 | 15,3 | 13,3 | 11.0 |
| 58 | 76 | 76 | 78 | 78.4 | 50.0 | 55.0 | 15 | 15,3 | 13,3 | 11.0 |
| 60 | 78 | 78 | 80 | 80,4 | 51.0 | 55.0 | 15 | 15,3 | 13,3 | 11.0 |
| 63 | – | 83 | 83 | – | – | 55.0 | 15 | – | 13,3 | 11.0 |
| 65 | 84 | 84 | 85 | 85,4 | 52.0 | 55.0 | 15 | 15,3 | 13.0 | 11.0 |
| 68 | 88 | 88 | 90 | 91,5 | 53.0 | 55.0 | 18 | 16.0 | 13,7 | 11,3 |
| 70 | 90 | 90 | 92 | 92.0 | 54.0 | 57.0 | 18 | 15,3 | 13.0 | 11,3 |
| 75 | 98 | 98 | 97 | 99.0 | 55.0 | 62.0 | 18 | 15,3 | 14.0 | 11,3 |
| 80 | 100 | 100 | 105 | 104.0 | 58.0 | 61,8 | 18,2 | 16,3 | 15.0 | 11,3 |
Materials Mechanical seal r-m3n
- Rotary ring: Carbon / SIC / TC
- Stationary ring: Carbon / Ceramic / SIC / SUS
- Bellows: NBR / EPDM / VITON
- Spring: SS304 / SS316.
- Metal parts: SS304 / SS316.
