| Designation | Nickname | Primary role |
|---|
| C-6 | | U.S. Air Force Transport (1925-1962) |
| C-28 | | U.S. Air Force Transport (1925-1962) |
| H-3 | | U.S. Tri-Service Helicopter (1962- Present) |
| H-4 | Hoverfly | U.S. Air Force Helicopter (1948- Present) |
| H-5 | Dragonfly | U.S. Air Force Helicopter (1948- Present) |
| H-6 | Hoverfly | U.S. Air Force Helicopter (1948- Present) |
| H-18 | | U.S. Air Force Helicopter (1948- Present) |
| H-19 | Chickasaw | U.S. Air Force Helicopter (1948- Present) |
| H-34 | Seabat | U.S. Air Force Helicopter (1948- Present) |
| H-37 | Mojave | U.S. Air Force Helicopter (1948- Present) |
| H-39 | | U.S. Air Force Helicopter (1948- Present) |
| H-52 | | U.S. Air Force Helicopter (1948- Present) |
| H-53 | Sea Stallion | U.S. Air Force Helicopter (1948- Present) |
| H-54 | Skycrane | U.S. Air Force Helicopter (1948- Present) |
| H-59 | | U.S. Air Force Helicopter (1948- Present) |
| H-60 | Black Hawk | U.S. Air Force Helicopter (1948- Present) |
| HJS | | U.S. Navy / Marines Helicopter, Utility (1944-1949) |
| HNS | Hoverfly | U.S. Navy / Marines Helicopter, Training (1944-1948) |
| HO2S | | U.S. Navy / Marines Helicopter, Observation (1944-1962) |
| HO3S | Dragonfly | U.S. Navy / Marines Helicopter, Observation (1944-1962) |
| HO4S | | U.S. Navy / Marines Helicopter, Observation (1944-1962) |
| HO5S | | U.S. Navy / Marines Helicopter, Observation (1944-1962) |
| HOS | | U.S. Navy / Marines Helicopter, Observation (1944-1962) |
| HR2S | | U.S. Navy / Marines Helicopter, Transport (1944-1962) |
| HRS | Chickasaw | U.S. Navy / Marines Helicopter, Transport (1944-1962) |
| HSS | Sea King | U.S. Navy / Marines Helicopter, Anti-Submarine (1951-1962) |
| HU2S | | U.S. Navy / Marines Helicopter, Utility (1950-1962) |
| HUS | Seahorse | U.S. Navy / Marines Helicopter, Utility (1950-1962) |
| JR2S | | U.S. Navy / Marines Utility Transport (1935-1955) |
| JRS | | U.S. Navy / Marines Utility Transport (1935-1955) |
| OA-8 | | U.S. Air Force Observation, Amphibian (1925-1947) |
| OA-11 | | U.S. Air Force Observation, Amphibian (1925-1947) |
| P2S | | U.S. Navy / Marines Patrol (1923-1962) |
| PBS | | U.S. Navy / Marines Patrol Bomber (1935-1962) |
| PS | | U.S. Navy / Marines Patrol (1923-1962) |
| R-4 | Hoverfly | U.S. Air Force Rotary Wing (Helicopter) (1941-1947) |
| R-5 | Dragonfly | U.S. Air Force Rotary Wing (Helicopter) (1941-1947) |
| R-6 | Hoverfly II | U.S. Air Force Rotary Wing (Helicopter) (1941-1947) |
| RS | | U.S. Navy / Marines Transport (1931-1962) |
| S-43 | | Utility Transport |
| S-51 | | Helicopter |
| S-55 | | Helicopter |
| S-61 | Sea King | Helicopter |
| S-70 | | Helicopter |
| SS | | U.S. Navy / Marines Scout (1922-1946) |
