On passenger aircraft, cargo is carried in the lower hold. On freighters, cargo is also carried on the main deck. In large Boeing aircraft, cargo is loaded and carried in various pallets and containers, known as Unit Load Devices (ULD). This document describes the main ULDs used by Boeing aircraft for air cargo operations.
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Common designation: LD-1 IATA ULD code: AKC contoured container Also known as: AVC, AVD, AVK, AVJ, and forkable AVY Rate class: Type 8 Description: Half-width lower hold container with one angled side. Door is either canvas or solid. Suitable for: 747, 767, 777, 787, MD-11 lower hold Door opening: 58 x 61-in (147 x 155-cm) Maximum gross weight: 1,588 kg (3,501 lb) Tare weight: 70 to 170-kg (155 to 375-lb) AS1825 volume: 5.0 m3 (175 ft3) Boeing volume: 5.0 m3 (175 ft3) |
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Common designation: LD-2 IATA ULD code: DPE contoured container Also known as: APA, DPA, and forkable DPN Rate class: Type 8D Description: Half-width lower hold container with one angled side. Door is either canvas or solid. Suitable for: 747, 767, 777, 787 lower hold Door opening: 44 x 60-in (112 x 152-cm) Maximum gross weight: 1,225 kg (2,700 lb) Tare weight: 92 kg (203 lb) AS1825 volume: 3.5 m3 (124 ft3) Boeing volume: 3.5 m3 (124 ft3) |
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Common designation: LD-3 IATA ULD code: AKE contoured container Also known as: AKE, AVA, AVB, AVC, AVK, DVA, DVE, DVP, XKS, XKG, and forkable AKN, AVN, DKN, DVN, and XKN Rate class: Type 8 Description: Half-width lower hold container with one angled side. Door is either canvas or solid. Suitable for: 747, 767, 777, 787, DC-10, MD-11 lower hold Door opening: 58 x 61-in (147 x 155-cm) Maximum gross weight: 1,588 cm (3,500 lb) Tare weight: 82 kg (181 lb) AS1825 volume: 4.5 m3 (159 ft3) Boeing volume: 4.5 m3 (160 ft3) |
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Common designation: LD-3 Reefer IATA ULD code: RKN contoured cool container Also known as: RVN Rate class: Type 8 Description: Half-width lower hold insulated container with one angled end. Door is solid. Most examples are forkable. Suitable for: 747, 767, 777, 787, DC-10, MD-11 lower hold Door opening: 54 x 55-in (137 x 140-cm) Maximum gross weight: 1,588 cm (3,500 lb) Tare weight: 210 kg (463 lb) AS1825 volume: 4.5 m3 (159 ft3) plus internal volume (as is) |
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Common designation: Half pallet IATA ULD code: PNA 767 half pallet with net Also known as: PQP, FQF, and PPC Rate class: Type 8 Description: Half pallet squared off for 767 lower hold Suitable for: 767, 787 lower hold Maximum gross weight: 2,449 kg (5,399 lb) Tare weight: 83 kg (183 lb) AS1825 volume: 5.5 m3 (194 ft3) |
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Common designation: Half pallet IATA ULD code: PLA half pallet with net Also known as: PLB, FLA, P9A, P9B, P9P, P9R, and P9S Rate class: Type 6 Description: Half pallet is contoured for lower hold and main deck. Suitable for: 747, 777, 787 lower hold; 707F, 727F, 737F main deck with contoured load Maximum gross weight: 3,175 kg (6,999 lb) Tare weight: 91 kg (200 lb) AS1825 volume: 7.1 m3 (250 ft3) |
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Common designation: LD-4 IATA ULD code: ALP rectangular container Also known as: ALD, AWD, AWZ, DLP, and forkable ALB, ALC, AWB, and AWC Rate class: Type 8 Description: Full-width lower hold container. Door is canvas with built-in door straps. Suitable for: 767, 777, 787 lower hold Door opening: 92 x 61-in (234 x 155-cm) Maximum gross weight: 2,449 kg (5,399 lb) Tare weight: 120 kg (264 lb) AS1825 volume: 5.7 m3 (200 ft3) Boeing volume: 5.5 m3 (195 ft3) |
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Common designation: LD-6 IATA ULD code: ALF contoured container Also known as: AWA, AWF, and forkable AWC Rate class: Type 6W Description: Full-width lower hold container with angled ends. Door is canvas with built-in door straps. Suitable for: 747, 777, 787, DC-10, MD-11 lower hold Door opening: 120 x 60-in (305 x 152-cm) Maximum gross weight: 3,175 kg (7,000 lb) Tare weight: 230 kg (507 lb) AS1825 volume: 9.1 m3 (322 ft3) Boeing volume: 8.9 m3 (316 ft3) |
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Common designation: LD-7 IATA ULD code: P1P flat pallet with net Also known as: PAA, PAG, PAJ, PAP, PAX, P1A, P1C, P1D, and P1G Rate class: Type 5 Description: Universal general-purpose flat pallet for lower holds and main decks. Suitable for: Widebody: All aircraft lower holds and main decks Standard-body: 707F, 727F, 737F, 757F, DC8F, DC9F main decks Maximum gross weight: 4,626 kg (10,198 lb) Tare weight: 105 kg (231 lb) AS1825 volume: 10.5 m3 (370 ft3) Boeing volume: 10.7 m3 (379 ft3) |
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Common designation: LD-7 IATA ULD code: PAD P1P pallet with folding wings and net Also known as: PAX and P1X Rate class: Type 5 Description: P1P base with folding wings for overhang. Suitable for: 747, 777, 787, DC-10, MD-11 lower holds Maximum gross weight: 5,000 kg (11,023 lb) Tare weight: 152 kg (335 lb) AS1825 volume: 14.0 m3 (495 ft3) |
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Common designation: LD-7 IATA ULD code: XAW P1P pallet with fixed-angle wings and net Rate class: Type 5 Description: P1P base with fixed wings for overhang. Suitable for: 747, 777, 787, DC-10, MD-11 lower holds Maximum gross weight: 5,000 kg (11,023 lb) Tare weight: 170 kg (375 lb) AS1825 volume: 14.0 m3 (495 ft3) |
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Common designation: LD-8 IATA ULD code: DQF Also known as: ALE, ALN, DLE, DLF, DQP, and MQP Rate class: Type 6A Description: Full-width lower hold container angled at both ends. Door is canvas with built-in door straps. Suitable for: 767, 787 lower hold Door opening: 92 x 62-in (234 x 157-cm) Maximum gross weight: 2,450 kg (5,401 lb) Tare weight: 127 kg (280 lb) AS1825 volume: 7.1 m3 (252 ft3) Boeing volume: 6.9 m3 (245 ft3) |
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Common designation: LD-9 IATA ULD code: AAP enclosed pallet on P1P base Rate class: Type 5 Description: General-purpose enclosed container fitted to P1P base. Door is canvas with built-in net door straps, or solid. Suitable for: 747, 767, 777, 787, DC-10, MD-11 lower hold Door opening: 118 x 58 in (300 x 147-cm) Maximum gross weight: Lower hold, 4,624 kg (10,194 lb); main deck, 6,000 kg (13,227 lb) Tare weight: Canvas door, 215 kg (473 lb); solid door, 270 kg (595 lb) AS1825 volume: 10.8 m3 (381 ft3) Boeing volume: 10.8 m3 (381 ft3) |
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Common designation: LD-9 Reefer IATA ULD code: RAP cool container on P1P base Rate class: Type 5 Description: Insulated container with solid door. Suitable for: 747, 767, 777, 787, DC-10, MD-11 lower hold Door opening: 85 x 58-in (216 x 147-cm) Maximum gross weight: Lower hold, 4,626 kg (10,198 lb); main deck, 6,000 kg (13,227 lb) Tare weight: 400 kg (882 lb) Internal volume: 9.6 m3 (339 ft3) |
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Common designation: LD-11 IATA ULD code: ALP rectangular container Also known as: ALD, AW2, AWB, AWD, AWZ, DLP, DWB, and MWB. Refrigerated version: RWB, RWD, and RWZ. Rate class: Type 6 Description: Full-width lower hold container. Door is canvas. Center post swings clear for loading. Refrigerated version has solid door. Suitable for: 747, 777, 787, DC-10, MD-11 lower hold Door opening: 120 x 61-in (305 x 155-cm) Maximum gross weight: 3,176 kg (7,002 lb) Tare weight: 185 kg (408 lb) AS1825 volume: 7.4 m3 (262 ft3) Boeing volume: 7.2 m3 (256 ft3) |
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Common designation: LD-26 IATA ULD code: AAF contoured container on P1P base Rate class: Type 5 Description: Full-width lower hold container angled at both ends. Door is canvas with built-in net door straps. Suitable for: 747, 777, 787, DC-10, MD-11 lower hold Door opening: 120 x 60-in (305 x 152-cm) Maximum gross weight: 6,033 kg (13,300 lb) Tare weight: 250 kg (551 lb) AS1825 volume: 13.3 m3 (470 ft3) |
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Common designation: LD-29 IATA ULD code: AAU contoured container on P1P base Rate class: Type 5 Description: Full-width lower hold container angled at both ends. Door is canvas with built-in net door straps. Suitable for: 747 lower hold Door opening: 118 x 60-in (300 x 152-cm) Maximum gross weight: 6,033 kg (13,300 lb) Tare weight: 265 kg (584 lb) AS1825 volume: 14.4 m3 (510 ft3) |
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Common designation: LD-29 IATA ULD code: RAU contoured cool container on P1P base. Rate class: Type 5 Description: Full-width lower hold container angled at both ends. Refrigerated version of AAU has solid door. Suitable for: 747 lower hold Door opening: 118 x 60-in (300 x 152-cm) Maximum gross weight: 6,033 kg (13,300 lb) Tare weight: 450 kg (992 lb) Internal volume: 11.1 m3 (392 ft3) |
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Common designation: LD-39 IATA ULD code: AMU contoured container on P6P base Rate class: Type 2BG Description: Full-width lower hold container angled at both ends. Door is canvas with built-in net door straps. Suitable for: 747 lower hold Door opening: 120 x 60-in (305 x 152-cm) Maximum gross weight: 5,035 kg (11,100 lb) Tare weight: 290 kg (639 lb) AS1825 volume: 15.9 m3 (560 ft3) |
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Common designation: P6P pallet IATA ULD code: P6P 10-ft flat pallet with net Rate class: Type 2BG Description: Universal general-purpose flat pallet for lower holds and main decks. Suitable for: 747, 767, 777, 787, DC-10, MD-11 Tare weight: 120 kg (265 lb) AS1825 volume: H 162.6 cm (64 in), 11.5 m3 (407 ft3) H 243.8 cm (96 in), 17.0 m3 (600 ft3) H 299.7 cm (118 in), 21.2 m3 (750 ft3) Boeing volume: H 162.2 cm (64 in), 11.7 m3 (415 ft3) H 243.8 cm (96 in), 17.0 m3 (600 ft3) H 299.7 cm (118 in), 21.2 m3 (750 ft3) |
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Common designation: Demi IATA ULD code: AYY contoured container on half pallet base. Rate class: Type 7 Description: Half-width main deck container with top contour Suitable for: 727F, 737F, 757F main deck 747F, 767F, 777F, DC-10F, MD-11F main deck Maximum gross weight: 3,016 kg (6,649 lb) Tare weight: 80 kg (176 lb) AS1825 volume: 5.8 m3 (206 ft3) |
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Common designation: Type A pen IATA ULD code: KMA sheep and goat pens on P1P base with net Rate class: Type 3 Description: Triple-deck sheep and goat pens Suitable for: Main deck 747F, 767F, 777F, DC-10F, MD-11F Tare weight: Triple deck, 610 kg (1,344 lb); AS1825 volume: 15.9 m3 (560 ft3) |
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Common designation: HMA stall IATA ULD code: HMA horse box on P6P pallet base Rate class: Type 2 Description: P6P base with IATA-specified horse box stalls attached. Available with canvas top or solid roof. Some further modified versions available with position for escort. Suitable for: Main deck 747F, 767F, 777F, DC-10F, MD-11F Maximum gross weight: 3,500 kg (7,716 lb) Tare weight: 1,310 kg (2,888 lb) AS1825 volume: 18.4 m3 (653 ft3) |
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Common designation: M-1 IATA ULD code: AMA rectangular container on P6P base Rate class: Type 2 Also known as: AMF, AMG, AMK, AMP, AQA, AQD, and AQ6 Description: Main-deck container. Door is canvas with built-in net door straps. Suitable for: 747F, 747 Combi 777F center loading only Maximum gross weight: 6,804 cm (15,000 lb) Tare weight: 350 kg (772 lb), AS1825 volume: 17.6 m3 (623 ft3) |
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Common designation: M1H IATA ULD code: AMD contoured Rate class: Type 2H Description: Main-deck upper contoured container. Door is canvas with built-in net door straps. Suitable for: 747F, 747 Combi 777F center loading only Maximum gross weight: 6,800 kg (14,491 lb) Tare weight: 370 kg (816 lb) AS1825 volume: 21.2 m3 (750 ft3) |
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Common designation: Main deck pallet (MDP) IATA ULD code: PRA 16-ft pallet with net Rate class: Type 1P Also known as: PMA, P4A, P4M, and PZA Description: Main-deck pallet with net Suitable for: 747F, 747 Combi, 777F Maximum gross weight: 11,300 kg (24,911 lb) Tare weight: 410 kg (904 lb) AS1825 volume: 27.6 m3 (974 ft3) |
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Common designation: M-6 IATA ULD code: PRA 16-ft flat pallet with twin car racks as VRA Rate class: Type 1P Also known as: PMA, P4A, P4M, and PZA Description: Main-deck pallet with special moulding for car rack attachments. The support racks are available in pairs as IATA ULD code VRA. Suitable for: 747F, 747 Combi, 777F (center loading only) Maximum gross weight: 8,900 kg (19,621 lb), vehicle for upper rack must not exceed 1,800 kg (3,968 lb) Tare weight: 400 kg (882 lb) Car supports weight: 130 kg (286 lb) per pair Note: The same system is available for longer vehicles on 20-ft pallet. The only increase in weight is the pallet tare weight: 500 kg (1,102 lb). |
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Common designation: M-6 IATA ULD code: PGA 20-ft flat pallet with net Rate class: Type 1 Also known as: PGA, PGE, PGF, PSA, PSG, P7E, P7F, and P7G Description: Main-deck pallet squared off to 244 cm (96 in) high. Suitable for: 747F, 747 Combi, 777F Maximum gross weight: 11,340 kg (25,000 lb) Tare weight: 500 kg (1,102 lb) AS1825 volume: 33.7 m3 (1,190 ft3) |
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Common designation: M-2 IATA ULD code: AGA 20-ft box container Rate class: Type 1 Also known as: ASE Description: Main-deck container. Door is solid. Suitable for: 747F, 747 Combi 777F center loading only Maximum gross weight: 11,340 kg (25,000 lb) Tare weight: 1,000 kg (2,204 lb) AS1825 volume: 33.7 m3 (1,190 ft3) |
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Common designation: M-6 IATA ULD code: PGA 10-ft high, 20-ft flat pallet with net Rate class: Type 1 Also known as: PGA, PGE, PGF, PSA, PSG, P7A, P7E, P7F, and P7G Description: Main-deck pallet squared off to 299.7 cm (118 in) high. Suitable for: 747 Combi, 777F 747F through side cargo door only Maximum gross weight: 11,340 kg (25,000 lb) Tare weight: 500 kg (1,102 lb) AS1825 volume: 39.6 m3 (1,400 ft3) |
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747F nose cargo door only
30-ft (9.1 m) long |
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747F nose cargo door only
40-ft (12.2 m) long |