| AAI amphibious revolver | |
| Origin: | United States |
| Type: | Revolver |
| Is Ranged: | YES |
| Designer: | Irwin R. Barr John L. Critcher |
| Design Date: | 1967 |
| Manufacturer: | AAI Corporation |
The AAI underwater revolver is an amphibious firearm intended for naval use.[1] The weapon was designed by Irwin R. Barr and John L. Critcher and uses a six-round cylinder inside a jacket covered by a float.