Graco Husky 515 air-operated double diaphragm (AODD) pump, part number D52911, polypropylene fluid section with a 1/2 in. fluid connection. Polypropylene seats, PTFE balls and a PTFE diaphragm for chemical transfer. Stall-free, low-pulsation air valve for a smooth, rapid changeover; runs on as little as 20 psi. Maximum free-flow delivery 15 gpm (57 lpm) at up to 100 psi (7 bar) fluid pressure.
| Brand | Graco |
| Range | Husky 515 (air-operated double diaphragm) |
| Part number | D52911 |
| Fluid section | polypropylene |
| Configuration | polypropylene body, polypropylene seats, PTFE balls, PTFE diaphragm |
| Maximum fluid working pressure | 100 psi (7 bar, 0.7 MPa) |
| Maximum free-flow delivery | 15 gpm (57 lpm) |
| Maximum pump speed | 400 cpm |
| Displacement per cycle | 0.04 gallon (0.15 liter) |
| Maximum suction lift | 15 ft (4.5 m) dry |
| Maximum size pumpable solids | 0.09 in (2.5 mm) |
| Maximum ambient operating temperature | 150 F (66 C) |
| Typical sound level at 70 psi air at 125 cpm | 74 dBa |
| Maximum air consumption | 28 scfm (0.672 m3/min) |
| Air pressure operating range | 30 to 100 psi (2.1 to 7 bar, 0.21 to 0.7 MPa) |
| Air inlet size | 1/4 npt(f) |
| Air exhaust port size | 3/8 npt(f) |
| Fluid inlet and outlet size | 1/2 npt(f) or bspt(f) |
| Weight | 6.5 lb (2.9 kg) |
| Wetted parts | Polypropylene, PTFE, SST |
| Material | Polypropylene (fluid section) |
| Pressure rating | 100 psi (7 bar, 0.7 MPa) |
| MOQ | 1 |
Husky 515 series, 1/2 in. AODD pump. The next size up is the 3/4 in. Husky 716 (D53911). Seat, ball and diaphragm materials are selected by configuration; confirm fluid compatibility before ordering.