Air Freight ULD Guide
A unit load device transforms loose cargo into a certified structural unit. Get the build-up wrong and the ULD fails the load acceptance check.
Standard ULD types
LD3, LD7, PMC
Max LD3 weight
1,588 kg
Governing standard
IATA ULD Regulations
Floor load limit
~730 kg/m²
ULD Type Comparison
Select a ULD type to see dimensions, capacity, and compatible aircraft
AKE
intLengthLabel
1,534 mm
intWidthLabel
1,534 mm
intHeightLabel
1,630 mm
maxWeightLabel
1,588 kg
volumeLabel
~4.5 m³
aircraftLabel
B737, B767, B777, A330, A350
How to build up and deliver a ULD
A correctly built ULD is within weight, within contour, properly netted, and fully documented. Every one must be true.
Step 1
Step 1
Step 2
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Step 3
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Step 4
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Step 5
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Step 6
Step 6
ULD rules at a glance
Based on IATA ULD Regulations (ULD-BR) and IATA Dangerous Goods Regulations.
Max LD3 gross weight
1,588 kg
AKE — most common
Max PMC gross weight
6,804 kg
P6P — B747 main deck
Governing standard
IATA ULD-BR
Mandatory compliance
Aircraft contour
Must not exceed
Per aircraft and position
ULD weight limits
Certified per type
Aircraft contour constraint
No exceptions
Dangerous goods in ULDs
Additional rules
Frequently Asked Questions
Your next load, perfectly planned.
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