... 3): ISO9001:2001 4): Material:carbon steel or stainless steel Parker Fittings ,Fittings,hose fittings,adaptors, chinese fittings, hose fitting , rubber ... fittings standard is USA JIC, NPT, R5 reusable standard, Eatonor Parker serious; EUROPEAN BSP serious.Ferrules, nut, swivels,, quick adaptors.Clamps ...