Difference between revisions of "P.O. Ackley"

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'''Parker Otto Ackley''' (May 25, 1903, Granville, New York – August 23, 1989) was an American gunsmith, author, columnist, and perhaps most famously, a firearms researcher and wildcat cartridge creator.
 
'''Parker Otto Ackley''' (May 25, 1903, Granville, New York – August 23, 1989) was an American gunsmith, author, columnist, and perhaps most famously, a firearms researcher and wildcat cartridge creator.
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== Cartridges Developed by P.O. Ackley ==
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* [[.17 Hornet|.17 Ackley Hornet]], a .22 Ackley Hornet necked down to .17 caliber.
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* [[.17 Ackley Bee]]: a .218 Improved Bee necked down to .17 caliber.
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* [[.22 Ackley Improved Hornet]], an improved [[.22 Hornet]].
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* [[.22 Eargesplitten Loudenboomer]], developed to exceed 5,000 feet per second.
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* [[.218 Ackley Improved Bee]], an improved [[.218 Bee]].
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* [[.219 Zipper Improved]], an improved [[.219 Zipper]].
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* [[.22/.30-30 Ackley Improved]], a [[.30-30 Ackley Improved]] necked down to .22 caliber.
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* [[.22-250 Ackley Improved]], an improved [[.22-250 Remington]].
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* [[.223 Ackley Improved]], an improved [[.223 Remington]].
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* [[.224 Belted Express]], formed from [[.30-06 Springfield|.30-06]] brass. A small number of die sets were made by RCBS.
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* [[.228 Ackley Magnum]], an improved [[7×57mm Mauser]] necked down for .228 caliber bullets.
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* [[6mm AR Improved]] / [[6mm AR Turbo]], an improved [[6mm AR]] (itself a necked-down [[6.5mm Grendel]]).
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* [[6mm/.30-30 Ackley Improved]], a [[.30-30 Ackley Improved]] necked down to 6mm (.243 caliber).
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* [[.243 Ackley Improved]], an improved [[.243 Winchester]].
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* [[.25 Ackley Krag]], a [[.30-40 Krag]] necked down to .25 caliber.
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* [[.25-06 Ackley Improved]], an improved [[.25-06 Remington]] with a 40 degree angled shoulder.
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* [[.25 Ackley Krag Short]], a slightly shortened [[.25 Ackley Krag]]
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* [[.250-3000 Ackley Improved]], an improved [[.250-3000 Savage]].
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* [[.257 Ackley Improved]], an improved [[.257 Roberts]].
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* [[.260 Ackley Improved]], an improved [[.260 Remington]].
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* [[.270 Winchester Ackley Improved]], an improved [[.270 Winchester]].
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* [[7×57mm Mauser Ackley Improved]], an improved version of the [[7×57mm Mauser]] cartridge with 40 degree shoulder, dies readily available.
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* [[.280 Remington Ackley Improved]], an improved version of the [[.280 Remington]] cartridge with 40 degree shoulder, dies readily available.  It duplicates the ballistics of the 7mm Remington Mag, with 30% less propellant used and less barrel erosion. Registered with SAAMI by [[Nosler]].
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* [[.30-30 Ackley Improved]], an improved [[.30-30 Winchester]]

Revision as of 14:38, 11 November 2019

A picture of Parker Otto "P.O." Ackley, a famous gunsmith and author. He is probably most known for his development of a large number of wildcat cartridges.

Parker Otto Ackley (May 25, 1903, Granville, New York – August 23, 1989) was an American gunsmith, author, columnist, and perhaps most famously, a firearms researcher and wildcat cartridge creator.


Cartridges Developed by P.O. Ackley