ground-support equipment (GSE)
All the hardware needed to support aircraft operations. It includes ladders, chocks, starting aggregates, hydraulic trolleys, testers, tools, and other equipment. The tools and other devices (mobile or fixed) are needed to inspect, test, adjust, calibrate, appraise, gauge, measure, repair, overhaul, assemble, disassemble, transport, safeguard, record, store, or other-wise function in support of aircraft. The GSE does not include land or buildings.