Material seal BT-FN-NU
- Stationary and rotating face: SIC/SIC/TC
- Avaiable material: CARBON/SIC/TC/EPDM/VITON, SS304 or SS316
- Material of metal part:AISI304
- Rubber type: EPDM
Mechanical seal bt-fn-nu
- BT-FN.NU has an installation length l1N and dimensions in accordance with EN 12756 (normal length, unbalanced).
- BT-FN.KU has an installation length l1K and dimensions in accordance with EN 12756 (short length, unbalanced).
Dimension Table
d1 | d3 | d5 | d7 | L3 | L4 |
10 | 20 | 17 | 21 | 15 | 7 |
12 | 22 | 19 | 23 | 18 | 7 |
14 | 25 | 21 | 25 | 22 | 7 |
16 | 29 | 23 | 27 | 23 | 7 |
18 | 33 | 27 | 33 | 24 | 10 |
20 | 33 | 29 | 35 | 25 | 10 |
22 | 38 | 31 | 37 | 25 | 10 |
24 | 38 | 33 | 39 | 27 | 10 |
25 | 40 | 34 | 40 | 27 | 10 |
28 | 46 | 37 | 43 | 29 | 10 |
30 | 46 | 39 | 45 | 30 | 10 |
32 | 46 | 42 | 48 | 30 | 10 |
33 | 48 | 42 | 48 | 39 | 10 |
35 | 50 | 44 | 50 | 39 | 10 |
38 | 58 | 49 | 56 | 42 | 13 |
40 | 58 | 51 | 58 | 42 | 13 |