with thread G1/4”

NIST connector open
| for Air | Art. No 66662 |
| for Air/O2 | Art. No 661246 |
| for O2 | Art. No 66664 |
| for Vacuum | Art. No 661247 |
| for N2O | Art. No 66663 |
| for CO2 | Art. No 661245 |
| for Air800 | Art. No 662491 |

NIST connector self-closing
| for Air | Art. No 66662-S |
| for Air/O2 | Art. No 661246-S |
| for O2 | Art. No 66664-S |
| for N2O | Art. No 66663-S |
| for CO2 | Art. No 661245-S |
| for Air800 | Art. No 662491-S |
