Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721-250-540-C - 721250540C 625P 98% Ar / 2% O₂

98% Ar / 2% O₂ works well and is more widely available

and welding without sacrificing stability

Component type: Resistor-wirewound

Lincoln OEM GROUNDING DECAL T13259-4 - 9ST13259-4

Lincoln OEM HANDLE & ARM ASBLY T10543 - 9ST10543

Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721-250-540-C - 721250540C 625P 98% Ar / 2% O₂Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721 250 540 C 721250540C Model HP721 is a Single Stage Cylinder Regulator in Brass Barstock for pressure control of non corrosive gases when pressure rise is not critical. The Model 721 is suitable for High Purity gas applications, research sample systems gases, process analyzer gases, gas chromatography, EPA protocol gases, laser gas systems and emission monitoring systems. Features 1