Manufacturer's empty weight
WEIGHT OF THE AIRCRAFT "AS BUILT"
Basic aircraft empty weight; Standard empty weight; Manufacturer's Empty Weight; Manufacturer's Weight Empty
In aviation, manufacturer's empty weight (MEW) (also known as manufacturer's weight empty (MWE)) is the weight of the aircraft "as built" and includes the weight of the structure, power plant, furnishings, installations, systems, and other equipment that are considered an integral part of an aircraft before additional operator items are added for operation.