| Catalog Number | Part number | Design type | Pneumatic connection 2 |
|---|---|---|---|
| QH-QS-4 | 153483 | Standard | Same size push-in connector as pneumatic connection 1 |
| QH-QS-4-1/8 | 153486 | Standard | Male thread R1/8 |
| QH-QS-6 | 153484 | Standard | Same size push-in connector as pneumatic connection 1 |
| QH-QS-6-1/8 | 153487 | Standard | Male thread R1/8 |
| QHS-QS-6 | 153485 | Short | Same size push-in connector as pneumatic connection 1 |