| C1-119114 | WEH® Connector TW19 for leak testing, M20x1.5 female thread (Metric ISO thread to DIN 13, ISO 6149-1), vacuum up to max. 350 bar |
| C1-12860 | WEH® Connector TW19 for leak testing, M24x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-14544 | WEH® Connector TW19 for leak testing, BSPT 1/4 female thread (BSPT, tapered Whitworth tube thread), vacuum up to max. 350 bar |
| C1-14940 | WEH® Connector TW19 for leak testing, M14x1.5 female thread (Metric ISO thread to DIN 13, ISO 6149-1), vacuum up to max. 350 bar |
| C1-15161 | WEH® Connector TW19 for leak testing, G3/4 female thread (Whitworth tube thread, DIN EN ISO 228-1), vacuum up to max. 350 bar |
| C1-16180 | WEH® Connector TW19 for leak testing, BSPT 1 female thread (BSPT, tapered Whitworth tube thread), vacuum up to max. 350 bar |
| C1-16459 | WEH® Connector TW19 for leak testing, M18x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-16460 | WEH® Connector TW19 for leak testing, M22x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-16461 | WEH® Connector TW19 for leak testing, UN 1 5/16-12 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |
| C1-16483 | WEH® Connector TW19 for leak testing, M14x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-16484 | WEH® Connector TW19 for leak testing, M12x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-164842 | WEH® Connector TW19 for leak testing, BSPT 3/4 female thread (BSPT, tapered Whitworth tube thread), vacuum up to max. 350 bar |
| C1-164843 | WEH® Connector TW19 for leak testing, UNF 1/2-20 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |
| C1-16485 | WEH® Connector TW19 for leak testing, UNF 9/16-18 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |
| C1-164869 | WEH® Connector TW19 for leak testing, NPT 3/4 female thread, vacuum up to max. 350 bar |
| C1-16493 | WEH® Connector TW19 for leak testing, G3/8 female thread (Whitworth tube thread, DIN EN ISO 228-1), vacuum up to max. 350 bar |
| C1-16494 | WEH® Connector TW19 for leak testing, G1/4 female thread (Whitworth tube thread, DIN EN ISO 228-1), vacuum up to max. 350 bar |
| C1-16565 | WEH® Connector TW19 for leak testing, NPT 1/4 female thread, vacuum up to max. 350 bar |
| C1-16590 | WEH® Connector TW19 for leak testing, M16x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-16874 | WEH® Connector TW19 for leak testing, NPT 1 female thread, vacuum up to max. 350 bar |
| C1-16888 | WEH® Connector TW19 for leak testing, G1/2 female thread (Whitworth tube thread, DIN EN ISO 228-1), vacuum up to max. 350 bar |
| C1-17260 | WEH® Connector TW19 for leak testing, M26x1.5 female thread (Metric ISO-thread to DIN 13, DIN 3852 part 1), vacuum up to max. 350 bar |
| C1-17275 | WEH® Connector TW19 for leak testing, BSPT 1/2 female thread (BSPT, tapered Whitworth tube thread), vacuum up to max. 350 bar |
| C1-17618 | WEH® Connector TW19 for leak testing, UNF 3/4-16 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |
| C1-18191 | WEH® Connector TW19 for leak testing, G1 female thread (Whitworth tube thread, DIN EN ISO 228-1), vacuum up to max. 350 bar |
| C1-18242 | WEH® Connector TW19 for leak testing, UNF 7/8-14 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |
| C1-18394-X1 | WEH® Connector TW19 for leak testing, UN 1 1/16-12 female thread (SAE-O-Ring Boss), vacuum up to max. 350 bar |