

Graco Husky 1050A Air‑Operated Diaphragm Pump – 1″ pump with stainless steel seats, WC (carbide) balls, and PTFE diaphragm for heavy-duty chemical transfer.
| Manufacturer | Graco |
|---|---|
| Model Number | 647439 (1050A‑PA01CA2SSCWCOPT) |
| Type | Air‑Operated Diaphragm Pump |
| Center Section Material | Aluminum |
| Port Size | 1″ fluid | 1/2″ air |
| Air Inlet | 1/2″ NPT |
| Wetted Material | Stainless steel seats, WC balls, PTFE diaphragm |
| Compatible Media | Aggressive chemicals, solvents, acids, industrial fluids |