245:. Sullivan has stated (without exact details as to how) the weapon can fire from the closed bolt in semi-automatic and switch to open bolt when firing in fully automatic, improving accuracy. The weight of the cyclic components of the gun has been doubled (while retaining the weapon's weight at less than eight pounds). Compared to the standard M4, which in automatic fires 750-950 rounds a minute, the rate of fire of the Arm West M4 is heavily reduced both to save ammunition and reduce barrel wear. The reduced rate also renders the weapon more controllable and accurate in automatic firing.
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Sullivan served in the US Army, from 1953 to 1955, although he was trained by the Army to be a telephone installer and repairman. Due to his civilian training he went overseas to Korea in 1954, where he was assigned by the Army to be a diver to repair oil pipelines and other facilities damaged during
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In 2014, Sullivan provided a video interview regarding his contributions to the M16/M4 family of rifles while working for
Armalite. A noted critic of the M4, he illustrates the deficiencies found in the rifle in its current configuration. In the video, he demonstrates his "Arm West LLC modified M4",
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with enhancements he believes necessary to rectify the issues with the weapon. Proprietary issues aside, the weapon is said to borrow features in his prior development, the
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Sullivan wanted to become an Army diver, so he left the
University of Washington to attend the Sparling School of Deep Sea Diving in
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The
Evolution of Invention: An Interview with L. James Sullivan Gun Designer, The Small Arms Review, Vol. 4 No. 5.
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until he was seven years old, concerned that World War II would spread to Alaska, Sullivan's family moved to
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The
Interview: L. James Sullivan Part I, The Small Arms Review, Vol. 11, No. 5
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135:(born June 27, 1933) is an American firearms inventor. Going by
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356:"Defense Department Sticks With M-16s Despite Problems"
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30:For other people named James Sullivan, see
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200:Sullivan is largely responsible for the
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147:Sullivan was born on June 27, 1933, in
320:Ezell, Virginia Hart (November 2001).
309:: Chipotle Publishing, LLC, p. 78
301:Ezell, Virginia Hart (February 2001),
27:American firearms inventor (born 1933)
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192:the US invasion of Inchon Harbor.
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517:People associated with firearms
32:James Sullivan (disambiguation)
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208:. He also contributed to the
425:. You can help Knowledge by
362:. 2007-09-24. Archived from
360:Public Broadcasting Service
275:Shea, Dan (February 2008),
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283:: Chipotle Publishing, LLC
204:light machine gun and the
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507:People from Nome, Alaska
224:rifles (scaled from the
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522:American inventor stubs
181:Long Beach, California
487:Inventors from Alaska
173:Kennewick, Washington
151:. Sullivan lived in
133:Leroy James Sullivan
41:Leroy James Sullivan
18:Leroy James Sullivan
512:People from Seattle
196:Small arms designer
157:Seattle, Washington
100:Small arms designer
392:Full30: INRANGE TV
502:Firearm designers
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336:on 8 October 2006
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472:1933 births
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373:2017-09-02
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177:Korean War
143:Early life
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53:1933-06-27
230:M14 rifle
218:Stoner 63
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