1/4" FNPT single head air chuck with grip chuck locks onto valve core thread. Sealing type chuck is closed or sealing and is for use on an airline. Not for use with an inflator gauge. Milton air chucks are designed and manufactured to exacting standards. Maximum pressure of 150 PSI.

1/8" MNPT tank valves are designed for use in filling vessels with air. These are standard valve cores with plastic caps with a thread size of .305-32. Maximum pressure of 200 PSI.