run-flat (tire)

blade flat; saber flat; sword flat, flat of the blade / sword

engine ground run / run-up

flat terrain

flat trajectory

flat tyre

lay flat

flat trajectory fire

flat beaten zone

width across flat

flat feet

flat feeler

flat link chain

flat trailer truck

flat trajectory gun

flat-bed company

flat-hacked butt plate

flat-nosed core

flat-point bullet

flat-top post of front sight

flat-head rivet

flat-convex circular arc aerofoil section

dipole flat plane

external chord of a concavе-convex or flat-convex profile

flat aerofoil section

flat turn

flat-convex aerofoil section

flat rated temperature (FRT)

forward looking flat plate

flat grind

flat-board wargame

flat-top blade sight

flat-top blade front sight