Hangar Door sound effects, royalty-free and cleared for commercial work. 3 libraries carry this tag, most of them filed under Game Audio Bundles and Sci-fi.
Recordists here also tag Cabinet, Machine and nitro, which is worth a look if nothing below fits.
Spaceship sound effects including engine starts, thrusters, hyper jumps, gun turrets, space guns, alarms, hangar doors, landing gear, and nitro boosts for game audio and sci-fi projects.
A library of 313 sci-fi sound effects and loops, including spaceship and weapon audio, alien and monster vocals, atmospheric tones, ambient loops, character movement, and inventory sounds.
Meticulously recorded metallic sound effects showcase 126 diverse impacts - from industrial containers to steel doors - delivering authentic clanks and clunks for contemporary sound design.