The K-1 was an experimental blimp designed by the United States Navy in 1929. Due to the inability to get Congressional approval for the construction of an airship the navy used the ploy of ordering a "universal" control car (type J/K) which could be used on the J-type airships from the Naval Aircraft Factory. An order was placed with Goodyear for an envelope for "fuel gas experiments". To complete the deception, there is no record of the US Navy assigning a serial number to the K-1, Standard Army TC type tail fins were procured from Goodyear. Unlike past Navy blimps, the control car was not suspended from external cables, but was hung from cables attached to the top of the envelope, and the car was carried flush against the envelope as in modern blimps. The control car carried bunks and a