Antonov An-124 Ruslan

Antonov developed the An-124 Ruslan to transport exceptionally large and heavy loads over long distances. Designed during the Soviet era by the bureau based in Kyiv, it represented a major step beyond earlier heavy transports. The development programme included extensive wind-tunnel work on alternative configurations and wing designs.

The first An-124 flew on 24 December 1982. Its appearance at the Paris Air Show in 1985 brought the huge aircraft to international attention. The type was developed initially for strategic transport, but its unusually large cargo hold also made it valuable to civil customers.

Four turbofan engines power a high-wing aircraft with a double-deck fuselage. The main cargo compartment sits below accommodation for crew and accompanying personnel. Doors at both the nose and rear allow loading from either end and can support drive-through operations.

The multi-strut landing gear can kneel to lower the aircraft for loading. Onboard cargo-handling equipment helps move heavy items within the hold. Antonov also incorporated a supercritical wing and large structural panels: the aircraft’s engineering was shaped as much by cargo handling as by flight performance.

The An-124 has carried military equipment and supplies in strategic airlift service. Civil operators subsequently used it to move industrial machinery, aerospace hardware and other outsized loads that cannot readily fit inside ordinary freighters. Missions often require detailed planning for weight distribution, loading equipment and the airports involved.

The An-124-100 is the civil transport version. Modernised -100M aircraft and higher-payload modifications extended the concept with updated navigation and operating capabilities. Exact payload limits depend on the version and mission, so the type should not be treated as having one universal load figure.

The Ruslan remains one of the defining aircraft of outsized cargo transport. Its combination of a vast hold, access from both ends and purpose-built loading systems enables missions that few aircraft can perform. Its history is distinct from the larger six-engined An-225, even though both emerged from Antonov’s heavy-lift expertise.