Western Enterprises Check Valves, 9/16 in - 18, Oxygen, M/F, B Size, RH (312-CV-7R)
$8.40
Mounts easily on torch, readily seen and can be removed for periodic testingFlow cut up to 12" steel plate or handle heating tips (1200 SCFH at 50 PSIG)Stops reverse flow at point of origin CGA No. = CGA-022 Thread Direction = RH Gas Type = Oxygen...