Graco D52977 Husky 515 PP 1 2 in NPT Standard Pump, PP Center Section, PP Seats, BN Balls & BN Diaphragm Simulated Acoustic (Popcorn) Excellent Vertical Draw CFM_82 at 100 PSI Excellent Vertical Draw TOP ASSEMBLY Air Exhaust Port Size (in) 3 8 Air Exhaust Port Thread Gender Female Air Exhaust Port Thread Type NPT Air Inlet Size (in) 1 4 Air Inlet Thread Gender Female Air Inlet Thread Type NPT Application Industrial Ball Material Buna N Center Section Material Polypropylene Compressor Required Yes Diaphragm Compatible Material Buna Diaphragm Material Buna N 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 Polypropylene Manifold Configuration Center Port Manifold O Ring Material PTFE Material Polypropylene Maximum Air Consumption (SCFM) 28 Maximum Air Pressure (psi) 100 Maximum Cycle Rate (CPM) 400 Maximum Flow Rate (GPM) 15 Maximum Fluid Pressure (psi) 100 Maximum Operating Temperature (°F) 150 Maximum Solid Size (in) 0 BN Balls & BN Diaphragm