The Graco 647020 is a 1-inch Husky 1050 air-operated double-diaphragm pump configured with an aluminium pump housing, an aluminium centre body, and NPT connections. Its wetted configuration uses FKM diaphragms, 316 stainless steel balls and 316 stainless steel seats.
Graco 647020 configuration
- Pump family: Graco Husky 1050
- Port size: 1 in
- Connection: NPT
- Pump housing: Aluminium
- Centre body: Aluminium
- Diaphragms: FKM
- Balls: 316 Stainless Steel
- Seats: 316 Stainless Steel
Husky 1050 pump features
The Husky 1050 air-operated diaphragm pump features a stall-free low pulsation air valve which provides a smooth and rapid changeover. The one-piece center section eliminates leaks and reduces maintenance on Husky pumps when compared to other diaphragm pumps.




