CGA-540 Nut & 3" Nipple, Regulator Inlet Bottle/Cylinder Fittings (Oxygen)

Hand Tight CGA-580 Nut & Nipple, Argon Regulator Inlet Bottle/Cylinder Fittings

Western Enterprises CO-5 Regulator Inlet Washers, CO2, Fiber, CGA-320, Flat (Pack of 100)

Omc Nipple 321885 by OMC

Western Enterprises 69 Regulator Inlet Nipples, Oxygen, 1/4"(NPT), 3", Brass, CGA-540

Chazcool CGA-0 Regulator Nut Nipple, CO2 Tank CO2 Regulator, Inlet Bottle Fittings Repair Part (1 Set)

Western Enterprises 615-3 Regulator Inlet Nipples, 1/4" (NPT), 3 1/2", Brass, CGA-510; CGA-580; CGA-590

Western Enterprises 62 Regulator Inlet Nuts, Oxygen, Brass, CGA-540

Kadimendium Regulor CO2 Regulator Nipple Left Hand Thread CGA-320 Carbon Dioxide Regulator Inlet Nut and Nipple Regulator Nut with Washer, KADIMENDIUM2MFDERBG30

Co2 Carbon Dioxide Fittings Regulator CGA-320 NPT1/4 Carbon Dioxide Regulator Inlet Nut and Nipple with Washer