single-unit station

single-seat / single seat

single-station spotting

total station (TS) / total station theodolite (TST)

single fire unit

launching station diagnostic unit (LSDU)

battery coolant unit / battery-coolant unit (BCU)

gear reduction unit / gear-reduction unit

position and navigation unit / position navigation unit (PNU)

pinch (a unit) out of a large unit

discriminating a single target

move in single/in Indian file

single combat

single concertina fence

single defense space

Single Fuel Concept (SFC)

Single Fuel Policy (SFP)

single seat aircraft

single service exercise

single shot grenade launcher

single shots

single strand fence

single-action revolver

single-channel ground and airborne radio system (SINCGARS) radio

single-engine aircraft

single-hull

single-shot

single-sideband

single-stage

single-stage missile / rocket

single-strand, high-strength, spring-steel wire

single barrage (of fire)

single-bucket front-end loader