Kaman built 84 Model K-20 HU2K-1 (UH-2A) Seasprite light utility helicopters for the US Navy from 1958-1960, before production switched to the improved HU2K-1U (UH-2B). Survivors were subsequently converted to UH-2C, HH-2C, HH-2D, SH-2D, & SH-2F models. 
List of Operators of UH-2A |
| Years | Model | Org | |
|---|---|---|---|
| 1958- | Seasprite |  Kaman | |
| 1962/01 | Seasprite | US Navy | |
| 1997- | Seasprite |  Royal New Zealand Navy | |
| 2003/08 | Seasprite |  Fleet Air Arm (RAN) |
Global Distribution of UH-2A |
|
Construction Numbers |
| C/N | Year | History | |
|---|---|---|---|
| 5 | 147972 | ||
| 6 | 147973 | ||
| 7 w/o 1963 | 147974 | ||
| 8 | 147975 | ||
| 9 w/o 1963 | 147976 | ||
| 10 | 147977 | ||
| 11 scrapped 1969 | 1959 | 147978 | |
| 12 w/o 1968 | 147979 | ||
| 13 | 147980 | ||
| 14 | 147981 | ||
| 15 w/o 1965 | 147982 | ||
| 16 w/o 1967 | 147983 | ||
| 17 | 149013 | ||
| 18 w/o 1966 | 149014 | ||
| 19 w/o 1977 | 149015 | ||
| 20 w/o 1973 | 149016 | ||
| 21 | 149017 | ||
| 22 w/o 1964 | 149018 | ||
| 23 w/o 1963 | 149019 | ||
| 24 w/o 1963 | 149020 | ||
| 25 | 1961 | 149021 | |
| 26 | 149022 | ||
| 27 | 149023 | ||
| 28 | 149024,N29-149024 | ||
| 29 w/o 1964 | 149025 | ||
| 30 | 149026 | ||
| 31 w/o 1964 | 149027 | ||
| 32 w/o 1979 | 149028 | ||
| 33 w/o 1964 | 149029 | ||
| 34 | -,149030 | ||
| 35 | 1963 | 149031 | |
| 36 w/o 1982 | 149032 | ||
| 37 w/o 1980 | 1959 | 149033 | |
| 38 w/o 1963 | 149034 | ||
| 39 w/o 1982 | 149035 | ||
| 40 | 149036 | ||
| 41 w/o 1967 | 149739 | ||
| 42 w/o 1964 | 149740 | ||
| 43 w/o 1967 | 149741 | ||
| 44 w/o 1972 | 149742 | ||
| 45 w/o 1968 | 149743 | ||
| 46 w/o 1984 | 149744 | ||
| 47 w/o 1975 | 149745 | ||
| 48 w/o 1964 | 149746 | ||
| 49 | 149747 | ||
| 50 | 149748 | ||
| 51 w/o 1964 | 149749 | ||
| 52 | 149750 | ||
| 53 w/o 1966 | 149751 | ||
| 54 w/o 1965 | 149752 | ||
| 55 | 149753 | ||
| 56 w/o 1964 | 149754 | ||
| 57 w/o 1979 | 149755 | ||
| 58 w/o 1970 | 149756 | ||
| 59 w/o 1966 | 149757 | ||
| 60 | 149758 | ||
| 61 w/o 1969 | 149759 | ||
| 62 w/o 1962 | 149760 | ||
| 63 | 149761 | ||
| 64 w/o 1967 | 149762 | ||
| 65 w/o 1964 | 149763 | ||
| 66 w/o 1969 | 149764 | ||
| 67 w/o 1977 | 149765 | ||
| 68 | 149766 | ||
| 69 w/o 1969 | 149767 | ||
| 70 | 149768 | ||
| 71 w/o 1984 | 149769 | ||
| 72 w/o 1993 | 149770 | ||
| 73 w/o 1983 | 149771 | ||
| 74 | 149772 | ||
| 75 | 149773,N29-149773,N318KA,NZ3620 | ||
| 76 w/o 1966 | 149774 | ||
| 77 w/o 1974 | 149775 | ||
| 78 w/o 1963 | 149776 | ||
| 79 w/o 1963 | 149777 | ||
| 80 | 149778 | ||
| 81 | 149779 | ||
| 82 | 149780 | ||
| 83 w/o 1967 | 149781 | ||
| 84 w/o 1964 | 149782 | ||
| 85 w/o 1967 | 149783 | ||
| 86 w/o 1963 | 149784 | ||
| 87 w/o 1967 | 149785 | ||
| 88 w/o 1964 | 149786 |
