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- Mark_39_nuclear_bomb abstract "The Mark 39 nuclear bomb and W39 nuclear warhead were versions of an American thermonuclear weapon, which were in service from 1957 to 1966.The Mark 39 design was a thermonuclear bomb (see Teller-Ulam design) and had a yield of 3.8 megatons. The design is an improved Mark 15 nuclear bomb design (the TX-15-X3 design and Mark 39 Mod 0 were the same design). The Mark 15 was the first lightweight US thermonuclear bomb.The W39 warhead is 35 inches (89 cm) in diameter and 106 inches (270 cm) long, with a weight of 6,230-pound (2,830 kg) to 6,400-pound (2,900 kg). It was used on the SM-62 Snark missile, Redstone IRBM missile, and in the B-58 Hustler weapons pod.Two Mark 39 nuclear bombs were carried by a B-52 Stratofortress that broke up in the air and crashed near Goldsboro, North Carolina on January 24, 1961. According to Parker F. Jones, a supervisor of nuclear safety at Sandia National Laboratories, in a 1969 report that was declassified in 2013, the Mark 39 bomb had four safety mechanisms, one of which was not effective in the air. On one of the bombs involved, two more safety mechanisms were "rendered ineffective by aircraft breakup." As a result, Jones noted that the bomb was prevented from detonating only by the fourth mechanism, a simple "ready-safe" electric switch.".
- Mark_39_nuclear_bomb thumbnail Goldsboro_Mk_39_Bomb_1-close-up.jpeg?width=300.
- Mark_39_nuclear_bomb wikiPageExternalLink nuclearweaponarchive.org.
- Mark_39_nuclear_bomb wikiPageExternalLink Allbombs.html.
- Mark_39_nuclear_bomb wikiPageID "4743803".
- Mark_39_nuclear_bomb wikiPageLength "2700".
- Mark_39_nuclear_bomb wikiPageOutDegree "20".
- Mark_39_nuclear_bomb wikiPageRevisionID "675443225".
- Mark_39_nuclear_bomb wikiPageWikiLink 1961_Goldsboro_B-52_crash.
- Mark_39_nuclear_bomb wikiPageWikiLink B-58_Hustler.
- Mark_39_nuclear_bomb wikiPageWikiLink Boeing_B-52_Stratofortress.
- Mark_39_nuclear_bomb wikiPageWikiLink Category:Cold_War_aerial_bombs_of_the_United_States.
- Mark_39_nuclear_bomb wikiPageWikiLink Category:Nuclear_bombs_of_the_United_States.
- Mark_39_nuclear_bomb wikiPageWikiLink Cold_War.
- Mark_39_nuclear_bomb wikiPageWikiLink Convair_B-58_Hustler.
- Mark_39_nuclear_bomb wikiPageWikiLink Dayton,_Ohio.
- Mark_39_nuclear_bomb wikiPageWikiLink Kirtland_Air_Force_Base.
- Mark_39_nuclear_bomb wikiPageWikiLink List_of_nuclear_weapons.
- Mark_39_nuclear_bomb wikiPageWikiLink Mark_15_nuclear_bomb.
- Mark_39_nuclear_bomb wikiPageWikiLink National_Atomic_Museum.
- Mark_39_nuclear_bomb wikiPageWikiLink National_Museum_of_Nuclear_Science_&_History.
- Mark_39_nuclear_bomb wikiPageWikiLink National_Museum_of_the_United_States_Air_Force.
- Mark_39_nuclear_bomb wikiPageWikiLink Nuclear_bomb.
- Mark_39_nuclear_bomb wikiPageWikiLink Nuclear_weapon.
- Mark_39_nuclear_bomb wikiPageWikiLink PGM-11_Redstone.
- Mark_39_nuclear_bomb wikiPageWikiLink Redstone_(rocket).
- Mark_39_nuclear_bomb wikiPageWikiLink SM-62_Snark.
- Mark_39_nuclear_bomb wikiPageWikiLink Sandia_National_Laboratories.
- Mark_39_nuclear_bomb wikiPageWikiLink Snark_(rocket).
- Mark_39_nuclear_bomb wikiPageWikiLink TNT_equivalent.
- Mark_39_nuclear_bomb wikiPageWikiLink Teller-Ulam_design.
- Mark_39_nuclear_bomb wikiPageWikiLink Thermonuclear_bomb.
- Mark_39_nuclear_bomb wikiPageWikiLink Thermonuclear_weapon.
- Mark_39_nuclear_bomb wikiPageWikiLink File:Goldsboro_Mk_39_Bomb_1-close-up.jpeg.
- Mark_39_nuclear_bomb wikiPageWikiLinkText "Mark 39 nuclear bomb".
- Mark_39_nuclear_bomb wikiPageWikiLinkText "W39".
- Mark_39_nuclear_bomb hasPhotoCollection Mark_39_nuclear_bomb.
- Mark_39_nuclear_bomb wikiPageUsesTemplate Template:Convert.
- Mark_39_nuclear_bomb wikiPageUsesTemplate Template:Ref_improve.
- Mark_39_nuclear_bomb wikiPageUsesTemplate Template:Reflist.
- Mark_39_nuclear_bomb wikiPageUsesTemplate Template:United_States_nuclear_devices.
- Mark_39_nuclear_bomb wikiPageUsesTemplate Template:Unreliable_sources.
- Mark_39_nuclear_bomb subject Category:Cold_War_aerial_bombs_of_the_United_States.
- Mark_39_nuclear_bomb subject Category:Nuclear_bombs_of_the_United_States.
- Mark_39_nuclear_bomb hypernym Versions.
- Mark_39_nuclear_bomb type MeanOfTransportation.
- Mark_39_nuclear_bomb comment "The Mark 39 nuclear bomb and W39 nuclear warhead were versions of an American thermonuclear weapon, which were in service from 1957 to 1966.The Mark 39 design was a thermonuclear bomb (see Teller-Ulam design) and had a yield of 3.8 megatons. The design is an improved Mark 15 nuclear bomb design (the TX-15-X3 design and Mark 39 Mod 0 were the same design).".
- Mark_39_nuclear_bomb label "Mark 39 nuclear bomb".
- Mark_39_nuclear_bomb sameAs W39.
- Mark_39_nuclear_bomb sameAs W39.
- Mark_39_nuclear_bomb sameAs Mark_39_(核爆弾).
- Mark_39_nuclear_bomb sameAs B39.
- Mark_39_nuclear_bomb sameAs m.0ck__1.
- Mark_39_nuclear_bomb sameAs W39.
- Mark_39_nuclear_bomb sameAs Q3109155.
- Mark_39_nuclear_bomb sameAs Q3109155.
- Mark_39_nuclear_bomb wasDerivedFrom Mark_39_nuclear_bomb?oldid=675443225.
- Mark_39_nuclear_bomb depiction Goldsboro_Mk_39_Bomb_1-close-up.jpeg.
- Mark_39_nuclear_bomb isPrimaryTopicOf Mark_39_nuclear_bomb.