3/8" Flat Face Hydraulic Quick Connect Coupler Set w/Dust Caps,3/8" Body+ 3/8" NPT Thread Interchangeable with: Dixon HT Series: Male-HT3F3 Female-3HTF3 Snap Tite 74 Series: Male-74N6-6F Female-74C6-6F Safeway FFE49 Series:Male-FF491-3 Female- FF495-3 Stucchi FIRG Series: Male-800801005 Female-800801004 Parker FE Series: Male-FEM-372-6FP Female-FEM-371-6FP Faster FFH Series: Male-FFH06 38NPT M Female- FFH06 38NPT F Eaton Aeroquip FD89: Male-FD89-1002-06-06 Female-FD89-1001-06-06 DNP PLT4 Series: Male- FF-HPG-06-06N-NPT Female-FF-HPG-06-06C-NPT Applications: Used in the agriculture, construction, logging industries etc,skid loader attachment,hydraulic tools,Agricultural implements,equipment attachments, drain lines,constructionindustrial hydraulic lines Made by harden steel construction with zinc nickel plating for superior corrosion resistance ,and one hand push-to-connect operation