Graco D51277 3/4" and 1/2" Ports, Acetal Diaphragm Pump 515 Ball Valves the 66REC seals tightly on

the 66REC seals tightly on an O-ring before the poppet stems engage to open the valve

The FR4210HN model is a 12V DC

Pressure-assisted trigger for ease of operation

Overall Length (cm)    28

Graco D51277 3/4" and 1/2" Ports, Acetal Diaphragm Pump 515 Ball Valves the 66REC seals tightly onThe Husky 515 air operated double diaphragm pump features a stall free low pulsation air valve which provides a smooth and rapid changeover. The bolt through fluid cover design eliminates leaks and makes the Husky safer with higher reliability. Center and end porting options. No mechanical seals to cause fluid leaks or failures Runs quietly at less than 85 dBa with easy to use remote muffler capability for even lower noise levels Easy to service air