Yak-42 (Clobber) Russian Jet Airliner

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Basic Information

Name

Yak-42 (Clobber) Russian Jet Airliner

Designation

—

Alternate Designation

—

Equipment Type

—

Manufacturer

Saratov Aviation Plant

Date of Introduction

1975

Description

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

Air & Air Defense Specifications

Crew 2

Engine Turbofan (63 hp)

Max Speed 810.0 km/h

Range 4000.0 km

Service Ceiling 9600 m

Variants

Yak-42 Original production version. Max. takeoff weight 54,000 kg (119,050 lb).

Yak-42ML Version with modified avionics for use on international use (mezhdunarodnyye linii – international services). Entered service in July 1981 on the Leningrad-Helsinki route.

Yak-42D Long-range version (Dahl'niy – long range) increased fuel. Replaced standard Yak-42 in production.

Yak-142 Derivative 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.

Yak-42R Yak-42 used as testbed for radar for Yakovlev Yak-141 fighter.

Yak-42F Conversion of a Yak-42 for geophysical survey and environmental monitoring. Fitted with large underwing pods containing electro-optical sensors.

Yak-42LL Conversion 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.

Yak-42M A 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.

Yak-242 Further developed Yak-42M, with two underwing Aviadvigatel PS-90 turbofans. Design evolved into Irkut MC-21.

System

Alternate Designation(s) Yak-42; NATO: Clobber

Primary Function / Type Jet Airliner

Manufacturer Saratov Aviation Plant

Crew 2 pilots plus optional flight engineer

Passengers up to 120 passengers (normally eight first class and 96 economy class)

Number of Engines 3

Number of Hard Points INA

Dimensions

Length 36.38 m

Height 9.83 m

Width (Wing Span) 34.88 m

Wing Area 150 m2

Empty Weight 33,000 kg

Maximum Takeoff Weight 57,500 kg

Automotive

Engine Name 3 × Lotarev D-36

Number of Engines 3

Engine Type Turbofan

Engine Power 63.75 kN (14,330 lbf) thrust each

Maximum Range 4,000 km

Maximum Speed 810 km/h

Service Ceiling 9,600 m

Fire Control / Avionics

Fire Control System Type INA

Fire Control Radar None

Navigation Radar INA

Protection

Stealth Properties None

Heat Signature Reduction No

Add on Armor No

NBC Protection No

EW Counter Measures No

Chaffs/Flares No

Image Sources

Notes https://en.m.wikipedia.org/wiki/File:Aeroflot_Yakovlev_Yak-42_Gilliand.jpg; https://en.m.wikipedia.org/wiki/File:Lviv_Airlines_-_Yakovlev_Yak-42D.jpg;

Details

Country of Origin Russia

Category Fixed Wing Aircraft

Air > Fixed Wing Aircraft

Classification

Domain

Air & Air Defense

Equipment Status

Active

Dimensions

Length

36.38 m

Width

34.88 m

Height

9.83 m

Weight

57500 kg

Operators (2)

Russia

China

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