The Kuznetsov NK-14A was an onboard

nuclear-powered Nuclear power is the use of nuclear reactions to produce electricity. Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions. Presently, the vast majority of electricity from nuclear power is produced b ...

engine which was made to be used on the Tupolev Tu-119 nuclear-powered aircraft, designed and built by the Soviet

Kuznetsov Design Bureau The Kuznetsov Design Bureau (, also known as OKB-276) was a Russian design bureau for aircraft engines, administrated in Soviet times by Nikolai Dmitriyevich Kuznetsov. It was also known as (G)NPO Trud (or NPO Kuznetsov) and Kuybyshev Engine D ...

. The design of the plane was based on a modified

Tupolev Tu-95 The Tupolev Tu-95 (; NATO reporting name: "Bear") is a large, four-engine turboprop-powered strategic bomber and missile platform. Maiden flight, First flown in 1952, the Tu-95 entered service with the Soviet Long Range Aviation, Long-Range Avia ...

and would be fitted with two Kuznetsov NK-14A nuclear-fuelled engines inboard fed with heat from a fuselage mounted reactor and two Kerosene-fed

Kuznetsov NK-12 The Kuznetsov NK-12 is a Soviet turboprop engine of the 1950s, designed by the Kuznetsov design bureau. The NK-12 drives two large four-bladed contra-rotating propellers, diameter (NK-12MA), and diameter (NK-12MV). It is the most powerful tu ...

turboprops outboard. Development was suspended with the cancellation of the Tu-119, but flight trials would have been made initially fitted to the inboard nacelles of the Tu-119 prototype.

References

Aircraft nuclear engines Kuznetsov aircraft engines {{nuclear-energy-stub