IATA ULD Regulations (Limitations)

 

IATA ULD REGULATIONS

SECTION 2 - LIMITATIONS

An aircraft Unit Load Device is allowable on-board a given aircraft type only if it is both:

a) Airworthiness approved (certified) by a civil aviation authority.

b) Allowed, through its certification classification identifying code, by the Weight and Balance Manual (WBM) for installation on the aircraft type.

Limitation applies to all ULDs as a result of either the regulatory requirements or the aircraft structural limitations or both.

2.1 Maximum Gross Weight Limitation:

The maximum allowable gross mass of a ULD on a given position in the aircraft’s cargo compartments is specified for each position in the aircraft type or sub-type's Weight and Balance Manual and shall always be comply with. In most instances, it changes according to the position concerned.

Standard Operational MGW (Main Deck)

Base size code	Base Dimensions		Maximum operational gross mass
	mm x mm	In x in	kg	lb
A	2 235 x 3 175	88 x 125	6 800	15 000
B	2 235 x 1 743	88 x 108	4 535	10 000
G	2 438 x 6 058	96 x 238.5	13 600	30 000
M	2 438 x 3 175	96 x 125	6 800	15 000
N	1 562 x 2 438	61.5 x 96	3 400	7 500
R	2 438 x 4 978	96 x 196	11 340	25 000
S	1 562 x 2 235	61.5 x 88	3 400	7 500

Conventional operational MGW (Lower Deck)

Base size code	Base Dimensions		Maximum operational gross mass
	mm x mm	In x in	kg	lb
A	2 235 x 3 175	88 x 125	4 625	10 200
K	1 534 X 1 562	60.4 X 61.5	1 588	3 500
L	1 534 X 3 175	60.4 X 125	3 175	7 000
M	2 438 X 3 175	96 X 125	5 100	11 250
N	1 562 X 2 438	61.5 X 96	2 550	5 625
P	1 194 X 1 534	47 X 60.4	1 225	2 700
Q	1 534 X 2 438	60.4 X 96	2 450	5 400
S	1 562 X 2 235	61.5 X 88	2 310	5 100