| Cobra, Aircrewman, Courier & Agent | |
| Year | Serial Number |
| 1950 | 1LW |
| 1951 | 1500LW |
| 1952 | 7000LW |
| 1953 | 20200LW |
| 1954 | 26150LW |
| 1955 | 33900LW |
| 1956 | 44600LW |
| 1957 | 56201LW |
| 1958 | 71450LW |
| 1959 | 85000LW |
| 1960 | 94800LW |
| 1961 | 104600LW |
| 1962 | 122500LW |
| 1963 | 132600LW |
| 1964 | 140800LW |
| 1965 | 154100LW |
| 1966 | 171400LW |
| 1967 | 220000LW |
| 1968 | 245700LW |
| 1969 | 274000LW-275115LW |
| 1969 | A60000 |
| 1970 | A84900 -A99999 |
| 1970 | B60000 -B61700 |
| 1971 | B61701-B83550 |
| 1972 | B83551-B99999 |
| 1972 | C61001-C68950 |
| 1970 | C68951-C99999 |
| 1974 | F60001-F99999 |
| 1974 | H60001-H66000 |
| 1975 | H66001-H99999 |
| 1975 | M60001-M84900 |
| 1976 | M52001-M59999 |
| 1976 | M84901-M99999 |
| 1976 | 60001M-71400M |
| 1977 | 71401M-99999M |
| 1977 | 60001R-71400R |
| 1978 | 63401R |