Graco Husky 515 AC 1 2 in NPT Standard Pump, PP Center Section, AC Seats, PTFE Balls & PTFE Diaphragm pot agitator standard “Stay Open” design allows effortless spray 65202 “Stay Open” design allows effortless spray with less fatigue 4 in the parts diagram) that also serves as the required part when converting model C58318 Ink Connection Type Threaded Diaphragm Compatible Material PTFE Diaphragm Material PTFE EPDM 2 Piece Fluid Inlet Size (in) 1 2 Fluid Inlet Thread Gender Female Fluid Inlet Thread Type NPT Fluid Outlet Size (in) 1 2 Fluid Outlet Thread Gender Female Fluid Outlet Thread Type NPT Fluid Section Material Acetal Manifold Configuration Center Port Manifold O Ring Material PTFE Material Acetal Maximum Air Consumption (SCFM) 28 Maximum Air Pressure (MPa) 0 Polypropylene