Reference

Demi

Half the width of a main-deck position. The IATA code, rate class, weights, volume and aircraft fit are below.

Demi unit load device
IATA code
AYY contoured container on half pallet base
Rate class
Type 7
Aircraft it fits
727F, 737F, 757F, 747F, 767F, 777F, DC-10F, MD-11F main deck
Max gross weight
3,016 kg (6,649 lb)
Empty weight
80 kg (176 lb)
AS1825 volume
5.8 m³ (206 ft³)

How the Demi is used

A half-width main-deck container with a contoured top, built on a half-pallet base.

It lets a freighter main deck be filled in half-width steps. That helps where a shipment does not fill a full container, or where the load plan needs weight balanced across the deck. At 80 kg the empty weight is very low for a main-deck unit.

Cargo it usually takes

  • General air freight
  • Part loads
  • Mixed cargo

How this family is arranged

  • A half-width main-deck container with a contoured top, built on a half-pallet base.
  • A heavier section than lower-deck equipment, sized to fill the main cargo deck of a freighter or Combi.
  • The profile is rectangular or contoured at the top, depending on where on the deck the unit sits.
  • The door is solid or canvas with net straps. The base rails match the main-deck restraint system.

Why operators pick it

  • Gross weight and volume per unit are far higher than any belly ULD.
  • It loads through the main cargo door in one lift, which is what makes a freighter turnaround fast.
  • It suits dense or bulky shipments that would otherwise need several lower-deck units.

Settle these points before you book

  • It loads only on freighters and Combi aircraft that have a main-deck cargo door.
  • Some positions accept centre loading only, which limits where the unit can sit.
  • Handling needs a main-deck loader, so not every station can take it.
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