Graco 657401 Husky 2150e 2 in. (51 mm) SS Electric Diaphragm Pump; No Motor, No CMPSR, End Port NPT, AL Center, SS Seat, PT Ball, PT Diaphragm 3866* STEEL INSULATED CLOSED CLAMPS Furnished capacity_3 ton STEEL INSULATED CLOSED CLAMPS Furnished Open Galvanized Coated With Black Vinyl (1 32 Thick) the sanding drum head oscillates from left to right which lowers heat build up on the sanding belt 375 Air Inlet Thread Gender Female Air Inlet Thread Type NPT Ball Material PTFE Center Section Material Aluminum Diaphragm Compatible Material PTFE Diaphragm Material PTFE Polychl 2 Piece Fluid Inlet Size (in) 2 Fluid Inlet Thread Gender Female Fluid Inlet Thread Type NPT Fluid Outlet Size (in) 2 Fluid Outlet Thread Gender Female Fluid Outlet Thread Type NPT Fluid Section Material Stainless Steel Manifold Configuration End Port Manifold O Ring Material PTFE Material Stainless Steel Maximum Air Pressure (psi) 100 Maximum Cycle Rate (CPM) 160 Maximum Flow Rate (GPM) 100 Maximum Fluid Pressure (psi) 100 Maximum Operating Temperature (°F) 220 Maximum Solid Size (in) 0 No Motor