оглядовий люк
peep rear sight
peep-sight
tang peep sight
peep rear sight with locking device
peep sight
peep
peep block
peep-mounted
front sight (fore / muzzle sight)
sight, to take a (careful) sight
day-sight (day sight)
modular integrated display and sight helmet (Modular Integrated Display-And-Sight Helmet)
air door
bow door
pressure tight sliding door
ramp door
watertight door
hull door
rear ramp door (rampdoor)
grille door support
armor steel door
battery shield door
crankcase rear door
door jamb
door lock striker plate
door rear hinge
driver's door
escape door
baggage compartment door
bulk cargo compartment door
cargo container door
cargo door