Correct answer is... 0 . It is equal to 0 ft. Larger aircraft length is often connected to higher passangers or cargo capacity of an aircraft.
Disclaimer: Our articles and data connected to length of LTV XC-142 are based on public data from various sources. We are very picky to select an reliable data providers, but we cannot guarantee that everything is 100% error-proof. We recommend for any serious purpose - as a rule of thumb - to request offical data about length from manufacturer of LTV XC-142.