A-Size Oxygen to 1/4" NPT Adapter Fitting
||3/8"-24 RH Female Swivel Nut
||1/4" NPT Male
Fitting adapts "A" Size Oxygen to 1/4" NPT.
Note: This is a compresion type coupler with a machined brass seating face on each end. Do not use any pipe dope, teflon tape or other type products.