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08-13-2011, 09:30 PM
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Join Date: Aug 2005
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Quote:
Originally Posted by rsilvers
Yes, they had the 300 AAC BLACKOUT SAAMI specs and made the brass to be within spec.
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or they are so similar they interchange????
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08-14-2011, 08:52 PM
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Not all Whisper(R) brass interchanges. No one really knows if Whisper brass is supposed to be 1.355 or 1.4 in length. People have seen drawings for it both ways. There are at least three different chambers called 300 Whisper. 300 AAC BLACKOUT is the standard for 300-221 type cartridges now, and there is just one drawing for it.
The Hornady is made to be within 300 AAC BLACKOUT specs.
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R&D for AAC
Last edited by rsilvers; 08-14-2011 at 08:58 PM.
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08-14-2011, 10:27 PM
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Senior Member
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Join Date: Aug 2005
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Quote:
Originally Posted by rsilvers
Not all Whisper(R) brass interchanges. No one really knows if Whisper brass is supposed to be 1.355 or 1.4 in length. People have seen drawings for it both ways. There are at least three different chambers called 300 Whisper. 300 AAC BLACKOUT is the standard for 300-221 type cartridges now, and there is just one drawing for it.
The Hornady is made to be within 300 AAC BLACKOUT specs.
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...or the blackout was designed to fit in a whisper chamber.
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08-14-2011, 10:32 PM
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thats good since I have a Paladin 300-221 barrel.
gonna try a few next weekend
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08-15-2011, 08:42 AM
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Quote:
Originally Posted by Spook
...or the blackout was designed to fit in a whisper chamber.
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SSK took important dimensions from the Remington designed 221 Fireball and/or Remington designed 223. So it is pretty funny you are implying we took those dimensions from him.
We did not have a Whisper(R) drawing when designing the 300 AAC BLACKOUT but it turns out that SSK borrowed the 221 Remington 221 Fireball's shoulder location, head, and body taper dimensions when designing his cartridge - so when Remington used the same dimensions from the Remington-designed parent cartridge, it turned out to be the same in those areas. At least I think so, but I have still never seen an SSK 300 Whisper drawing. The throat is different, which is why 300 AAC BLACKOUT ammo has a potential velocity advantage.
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R&D for AAC
Last edited by rsilvers; 08-15-2011 at 08:51 AM.
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08-15-2011, 09:44 PM
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Senior Member
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Join Date: Aug 2005
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Quote:
Originally Posted by rsilvers
SSK took important dimensions from the Remington designed 221 Fireball and/or Remington designed 223. So it is pretty funny you are implying we took those dimensions from him.
We did not have a Whisper(R) drawing when designing the 300 AAC BLACKOUT but it turns out that SSK borrowed the 221 Remington 221 Fireball's shoulder location, head, and body taper dimensions when designing his cartridge - so when Remington used the same dimensions from the Remington-designed parent cartridge, it turned out to be the same in those areas. At least I think so, but I have still never seen an SSK 300 Whisper drawing. The throat is different, which is why 300 AAC BLACKOUT ammo has a potential velocity advantage.
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This is laughable , next thing you'll be telling everyone is you never saw a whisper cartridge before coming up with the design Your "originality" with regard to this cartrdge is next to nil...give it a rest for fucks sakes.
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08-15-2011, 10:01 PM
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Spook - necking a cartridge from 20 cal to 30 cal is not an invention. It is done with every new cartridge. Even the 6.5 Grendal is already a 6mm and a 30 cal.
For the 300 AAC BLACKOUT we did not work from any existing drawing. We took a 221 Remington Fireball and used all base and taper dimensions from the Remington drawings. We then necked it to 30 cal, picked corner radii, and set the throat length so that a 220 grain Sierra would have a 0.010 jump to the rifling if loaded to magazine length. We kept the same headspace location as the 221 Fireball, but changed the diameter datum to ensure that the measurement would not be on a radius.
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R&D for AAC
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08-16-2011, 12:49 AM
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Quote:
Originally Posted by Spook
...or the blackout was designed to fit in a whisper chamber.
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I would caution against putting out such statements as that. You know very well that doing as you suggest is potentially dangerous. I'm not sure what your burr is with AAC but such irresponsible suggestions could endanger someone. Please don't let whatever is bothering you cloud good and sound judgment. And for damn sure, don't suggest someone else do something as dangerous as this.
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08-16-2011, 10:18 AM
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Spook, We get that the name 300blk somehow annoys you, but at this point you are just coming across as an ass, give it a rest eh.
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08-16-2011, 11:58 PM
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sha-ul,You misunderstand me, Blackout (r), Whiteout (the storm not the correction fluid), In and Out (not the burger), Gee its nice out- think I'll leave it out, all excellent names for cartridges none of which annoy me in the least. What annoys me is calling a Dachshund a Basset hound then telling the entire planet how effective "Bassets" are at digging out badgers...while at the same time attempting to convince me Dachshunds never existed ?
As far as coming across as an ass... under the user CP there is an option to place other users on an "ignore list". I urge you to utilize that feature with regard to my posts. I shudder to think that anything I've typed has affronted your obviously sensitive sensibilities or worse still, that I may be casting pearls before swine. Do us both the favor.
rocker, Its apparent your vast knowledge of firearms supersedes any concepts or experience I may have on the subject and this may come as a shock, but blk ammo functions (perhaps even better than WTF ammo) through 2 (two) WTF barrels I have with chambers dimensionally LARGER than the chambers I cut with my blk reamer. ( insert a row of EEk emoticons here ) Along with difficulty conveying ideas with clarity in writing, you seem to be unacquainted with the practice called of "fireforming".
In the instance of the 6BRX, a conventional 6BR cartridge is fired in a chamber a full .010 longer which moves the shoulder of the cartridge ahead the same distance (thats almost 1/8 of an inch in case you're more used to reading a yardstick than a micrometer) without ill effect. Shazam what'll they think up next? I'd also like to direct your attention to the last two sentences in my response to sha-ul.
rsilvers I feel terrible and quite "asslike" (see sha-uls post). If in fact the blk was conceived as you explained in your last post, my comments requesting clarification were ill founded and I can see how they might be construed as hostile by you or the rest of the board. If any statements I made implied that you appropriated Mr Jones' intellectual property ,dismiss them as it was never my intent. Seriously anyone attempting that stunt had better have access to a decades old legal division with corporate funding at the very least.
There are occasions when I drink vodka (Kettle One (r)) to an excess and cant remember what I've done the next day. Last night was such an occasion ( I think, I cant remember exactly). Before I asked to you please accept my humble and heartfelt apology I have just one teeny weeny question and I'll never broach the subject again. If you didnt work from any existing drawings, how can you be sure you havent replicated the Whisper (r) ?
This is the where I ask you to accept my humblest and heartfelt apologies ....
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