Graco GE Balls & GE Diaphragm GE Seats AL Center Section with BN Seals Husky 3300 (ANSI DIN NPT) AL Pump Nickel Palted Steel. Best in Class Customer Service Size:841 Best in Class Customer Service This retrofit kit is needed for all Wagner PEM X1 powder guns with a serial number BELOW 19099 The one piece center section eliminates leaks and reduces maintenance on the Husky pumps when compared to other diaphragm pumps Threaded Diaphragm Compatible Material Geolast® Diaphragm Material Geolast® Fluid Inlet Size (in) 3 Fluid Inlet Thread Gender Female Fluid Inlet Thread Type NPT Fluid Outlet Size (in) 3 Fluid Outlet Thread Gender Female Fluid Outlet Thread Type NPT Fluid Section Material Aluminum Manifold Configuration Center Port Manifold O Ring Material Buna N Material Aluminum Maximum Air Consumption (SCFM) 335 Maximum Air Pressure (MPa) 0