| Model | Designation | Manufacturer | Engine(s) | Crew | Other |
|---|---|---|---|---|---|
| PW-1 | Engineering Division | 1 Packard 1A-1170 or Packard 1A-1237 | 1 | ||
| PW-1A | Engineering Division | 1 Packard 1A-1237 | 1 | ||
| PW-1B | Engineering Division | 1 | |||
| PW-2 | Loening | 1 Wright H | 1 | ||
| PW-2A | Loening | 1 Wright H | 1 | ||
| PW-2B | Loening | 1 Packard 1A-1237 | 1 | ||
| PW-3 | Orenco | 1 Wright H | 1 | ||
| PW-4 | Gallaudet | 1 Packard 1A-1237 | 1 | ||
| PW-5 | Fokker | 1 Wright-Hispano H-2 | 1 | ||
| PW-6 | Fokker | 1 Hispano-Suiza 8Fb | 1 | ||
| PW-7 | Fokker | 1 Curtiss D-12 | 1 | ||
| XPW-8 | Curtiss | 1 Curtiss D-12 | 1 | ||
| PW-8 | Curtiss | 1 Curtiss D-12 | 1 | ||
| XPW-8A | Curtiss | 1 Curtiss D-12 | 1 | ||
| XPW-8B | Curtiss | 1 Curtiss D-12 | 1 | ||
| XPW-9 | Boeing | 1 Curtiss D-12 | 1 | ||
| PW-9 | Boeing | 1 Curtiss D-12 | 1 | ||
| PW-9A | Boeing | 1 Curtiss D-12 | 1 | ||
| PW-9B | Boeing | 1 Curtiss D-12 | 1 | ||
| PW-9C | Boeing | 1 Curtiss D-12 | 1 | ||
| PW-9D | Boeing | 1 Curtiss D-12 | 1 |