hardware nuts
western enterprises 312 15 3 nipple cga 500 510 580 590
gas type argon helium nitrogen air acetylene pol medical mixtures cga no cga 580 cga 510 cga 500 cga 590 thread size 1 4 npt connection length 3 case material brass note this is for the nipple only nut not included sku orsno9102
western enterprises