3/4" FNPT In-Line Check Valve Tire Repair Tools these twist lock universal couplers

these twist lock universal couplers have a maximum working pressure of 150 PSI

1/2" OD elbow union push to connect fittings offer easy installation of air lines

1/4" -18 NPT female thread

PART NUMBER DESCRIPTION LT-4540 3/8″ Punch LT4521 Case for LT 4501

F style cam and groove couplers conform to military specification 27487

3/4" FNPT In-Line Check Valve Tire Repair Tools these twist lock universal couplers3 4" FNPT x 3 4" FNPT in line check valves are designed for piped systems to prevent bleed back of pressure material into the supply system. The cast brass body with stainless steel spring and Teflon poppet has a maximum operating pressure of 250 PSI and a flow rate of 60 SCFM.