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| POWRÓT |


| Kołnierz | Śruby | ||||||
| DN | Dz | g | Dp | liczba | gwint | Do | masa |
| Od DN10 do DN150 stosować PN16 | |||||||
| 200 | 340 | 24 | 295 | 8 | M 20 | 22 | 16,5 |
| 250 | 395 | 26 | 350 | 12 | M 20 | 22 | 24,0 |
| 300 | 445 | 26 | 400 | 12 | M 20 | 22 | 30,9 |
| 350 | 505 | 26 | 460 | 16 | M 20 | 22 | 40,6 |
| 400 | 565 | 26 | 515 | 16 | M 24 | 26 | 49,6 |
| 500 | 670 | 28 | 620 | 20 | M 24 | 26 | 75,0 |