Harris HP 721C Specialty Gas Regulator - Hydrogen 721C015350D Work Gloves Head and butt are machined

Head and butt are machined from dense brass forgings

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Harris HP 721C Specialty Gas Regulator - Hydrogen 721C015350D Work Gloves Head and butt are machinedHarris HP 721C Specialty Gas Regulator Hydrogen 721C015350D The Harris HP 721C 015 350 D specialty gas regulator is a single stage, chrome plated brass, high purity regulator with CGA 350 (Hydrogen) inlet and 1 4" female NPT outlet. It features a 316L stainless steel diaphragm and a one piece encapsulated seat with sintered filter to prevent contamination. The HP 721C is recommended for gas purity levels of Grade 5. 0 (99. 999%) and higher. It is