Marshalltown 32734 Rapid Pitch Handle dbc_19 25 inches Stainless Steel Unitized Check Valves 65202 Stainless Steel Unitized Check Valves 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 PTFE Center Section Material Polypropylene Diaphragm Compatible Material PTFE Diaphragm Material PTFE EPDM 2 Piece Fluid Inlet Size (in) 3 8 Fluid Inlet Thread Gender Female Fluid Inlet Thread Type NPT Fluid Outlet Size (in) 3 8 Fluid Outlet Thread Gender Female Fluid Outlet Thread Type NPT Fluid Section Material Polypropylene Manifold Configuration End Port Manifold O Ring Material PTFE Material Polypropylene Maximum Air Consumption (SCFM) 5 Make sure you have the right part to keep your MARSHALLTOWN® Power Trowel running well Fits the MARSHALLTOWN® Power Trowel