Opis
| oznaczenie wg Ermetto | rura średnica zewnętrzna Ø [mm] | oznaczenie wg Rastelli-Raccordi | gwint |
| XW 6-L | 6 | TN99-6L | M12x1,5 |
| XW 8-L | 8 | TN99-8L | M14x1,5 |
| XW 10-L | 10 | TN99-10L | M16x1,5 |
| XW 12-L | 12 | TN99-12L | M18x1,5 |
| XW 15-L | 15 | TN99-15L | M22x1,5 |
| XW 18-L | 18 | TN99-18L | M26x1,5 |
| XW 22-L | 22 | TN99-22L | M30x2 |
| XW 28-L | 28 | TN99-28L | M36x2 |
| XW 35-L | 35 | TN99-35L | M42x2 |
| XW 42-L | 42 | TN99-42L | M52x2 |
| XW 6-S | 6 | TN99-6S | M14x1,5 |
| XW 8-S | 8 | TN99-8S | M16x1,5 |
| XW 10-S | 10 | TN99-10S | M18x1,5 |
| XW 12-S | 12 | TN99-12S | M20x1,5 |
| XW 14-S | 14 | TN99-14S | M22x1,5 |
| XW 16-S | 16 | TN99-16S | M24x1,5 |
| XW 20-S | 20 | TN99-20S | M30x2 |
| XW 25-S | 25 | TN99-25S | M36x2 |
| XW 30-S | 30 | TN99-30S | M42x2 |
| XW 38-S | 38 | TN99-38S | M52x2 |
