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Rifles, Reloading, Optics, Equipment
Gunsmithing
280 Ackley Chamber
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<blockquote data-quote="25WSM" data-source="post: 2100810" data-attributes="member: 38048"><p>[URL unfurl="true"]https://www.nosler.com/280-ackley-improved[/URL]</p><p>This is straight from Nosler. They specifically say use a standard 280 case and fire form it. It fits in their chamber or they would tell you to set it back .014. Like I said before standard 280 brass fit with a slight crush in the nosler chambers just as they do in the Po Ackley chamber. Someone mentioned that standard brass hasn't fit in any of their sammi 280ai chambers. Better call nosler and ask them why and why do they say to use standard brass for fireforming if it won't fit. They fit in every one I've worked with. I guess nosler doesn't know either and they standardized it. If they know their chambers are .014 short then they surely know that a standard brass won't fit without being set back some. Yet there is no mention of standard brass not fitting. That's because it does. For several yrs the 280ai was the most popular cartridge I chambered in my shop. I have shot and reloaded for many of them. Including Nosler factory rifles. I've measured them all with the gauges. I've fireformed brass and used nosler preformed brass. My conclusion is the chambers cut to po ackley spec is the same as chambers cut to sammi spec. I don't care what some reamer print says I have measured the actual guns made by nosler and by myself. I've measured chambers and fired brass. I have not seen the .014 thou short in sammi chambers. </p><p>shep</p></blockquote><p></p>
[QUOTE="25WSM, post: 2100810, member: 38048"] [URL unfurl="true"]https://www.nosler.com/280-ackley-improved[/URL] This is straight from Nosler. They specifically say use a standard 280 case and fire form it. It fits in their chamber or they would tell you to set it back .014. Like I said before standard 280 brass fit with a slight crush in the nosler chambers just as they do in the Po Ackley chamber. Someone mentioned that standard brass hasn’t fit in any of their sammi 280ai chambers. Better call nosler and ask them why and why do they say to use standard brass for fireforming if it won’t fit. They fit in every one I’ve worked with. I guess nosler doesn’t know either and they standardized it. If they know their chambers are .014 short then they surely know that a standard brass won’t fit without being set back some. Yet there is no mention of standard brass not fitting. That’s because it does. For several yrs the 280ai was the most popular cartridge I chambered in my shop. I have shot and reloaded for many of them. Including Nosler factory rifles. I’ve measured them all with the gauges. I’ve fireformed brass and used nosler preformed brass. My conclusion is the chambers cut to po ackley spec is the same as chambers cut to sammi spec. I don’t care what some reamer print says I have measured the actual guns made by nosler and by myself. I’ve measured chambers and fired brass. I have not seen the .014 thou short in sammi chambers. shep [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Gunsmithing
280 Ackley Chamber
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