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Air ForcesRussia

Yak-42 (Clobber)

Jet airlinerFielded 1975Pending verification
Air ForcesRUS
Length 36.38 m
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeJet airliner
Date of introduction1975
ProliferationAt least 2 countries
ManufacturerSaratov Aviation PlantMed[1]
Crew2Med[1]
Dimensions and weight
Length36.38 m119 ftMed[1]
Height9.83 m32 ftMed[1]
Wingspan34.88 m114 ftMed[1]
Wing area150 m2Med[1]
Empty weight33,000 kg72,752 lbMed[1]
Max takeoff weight57,500 kg126,766 lbMed[1]
Flight performance
Engine3 × Lotarev D-36Med[1]
Thrust / power63.75 kN (14,330 lbf) thrust eachMed[1]
Range4,000 km2,485 mi · 2,160 nmiMed[1]
Speed810 km/h503 mph · 437 ktMed[1]
Service ceiling9,600 m31,496 ftMed[1]
Variants
Yak-42Original production version. Max. takeoff weight 54,000 kg (119,050 lb).[1]
Yak-42MLVersion with modified avionics for use on international use (mezhdunarodnyye linii – international services). Entered service in July 1981 on the Leningrad-Helsinki route.[1]
Yak-42DLong-range version (Dahl'niy – long range) increased fuel. Replaced standard Yak-42 in production.[1]
Yak-142Derivative of Yak-42D with updated, western AlliedSignal avionics, spoilers to allow faster descent and enlarged cabin door to accommodate jet bridge. Also designated Yak-42A, Yak-42-100 and Yak-42D-100.[1]
Yak-42RYak-42 used as testbed for radar for Yakovlev Yak-141 fighter.[1]
Yak-42FConversion of a Yak-42 for geophysical survey and environmental monitoring. Fitted with large underwing pods containing electro-optical sensors.[1]
Yak-42LLConversion as testbed for Progress D-236 propfan engine. Single D-236 (rated at 8,090 kW (10,850shp)) mounted in place of starboard engine, on special pylon to give sufficient clearance for 4.2 m (13 ft 9¾ in) propellers. First flew 15 March 1991.[1]
Yak-42MA projected but unbuilt stretched airliner. Planned to be powered by three Progress D-436 turbofans, a stretched fuselage and new wings. Design developed into Yak-242.[1]
Summary

The Yakovlev Yak-42 (Russian: Яковлев Як-42; NATO reporting name: "Clobber") is a 100/120-seat three-engined mid-range passenger jet. It was the first airliner produced in the Soviet Union to be powered by modern high-bypass turbofan engines.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
ChinaRussia
Sources
  1. Yak-42 (Clobber) Russian Jet Airliner, U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-10 Entry created from the Worldwide Equipment Guide (ODIN), bulk import