

Graco Husky 1050A 1″ aluminum pump with Santoprene seats, balls, and diaphragm — smooth, low‑pulsation industrial flow.
| Manufacturer | Graco |
|---|---|
| Model Number | 647521 |
| Type | Pneumatic Diaphragm Pump |
| Center Section Material | Aluminum |
| Port Size | 1″ BSPT/NPT |
| Air Inlet | 1/2″ NPT |
| Wetted Material | Aluminum, Santoprene |
| Compatible Media | Antifreeze, Detergents, Oils, Water |