The Graco D51255 is a 1/2-inch Husky 515 air-operated double-diaphragm pump configured with an acetal pump housing, a polypropylene centre body, and NPT connections. Its wetted configuration uses TPE diaphragms, TPE balls, and acetal seats.
Graco D51255 configuration
- Pump family: Graco Husky 515
- Port size: 1/2 in
- Connection: NPT
- Pump housing: Acetal
- Centre body: Polypropylene
- Diaphragms: TPE
- Balls: TPE
- Seats: Acetal
Husky 515 pump features
The 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.




