Special test version of S-61F (SH-3A) with stub wings, 2x turbo jet engines, and revised fuselage shape for high speed trials. 
List of Operators of NH-3A |
| Years | Model | Org | |
|---|---|---|---|
| 1961/09 | S-61 H-3 |  US Navy |
Construction Numbers |
| C/N | Year | History | ||
|---|---|---|---|---|
| 61-011 | 1959 | 148033 | ||
