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Forum: 300 Whisper Ammo and Reloading 05-11-2007, 08:49 AM
Replies: 22
Views: 4,533
Posted By 320pf
AA#9 powder

Whispefan,

The Accurate reloading manual lists 8.2 grains of AA#9 pushing a Sierra 220 HPBT out of a 16" barrel at 1056 fps. So I suggest that you back-off the 9.9 load until you just go subsonic...
Forum: 300 Whisper Ammo and Reloading 05-03-2007, 07:34 AM
Replies: 22
Views: 4,533
Posted By 320pf
subsonic load data source

If you are looking for some sub sonic load data here is a good place to start.

http://www.accuratepowder.com/data/PerCaliber2Guide/Handgun/Standarddata/30Cal(7.62mm)/300%20Whisper%20page%2076.pdf...
Forum: 300 Whisper Ammo and Reloading 05-01-2007, 06:57 PM
Replies: 22
Views: 4,533
Posted By 320pf
check your private messages

pug,

Thanks for running the balistics.

check your private messages

320pf
Forum: 300 Whisper Ammo and Reloading 04-30-2007, 02:04 AM
Replies: 22
Views: 4,533
Posted By 320pf
Pug, Yes I am still using 180 gr SGKs. My...

Pug,

Yes I am still using 180 gr SGKs. My 180 SGK W296 load is very consistent. I typically get standard deviations of 10 fps or less and better than 1 in groups at 100 yrds. I have not tried a...
Forum: 300 Whisper Ammo and Reloading 04-29-2007, 07:02 PM
Replies: 22
Views: 4,533
Posted By 320pf
180's

Pug,

I agree with you, 180 gr bullets are pretty good all-around bullets for the 300. I am going to work up some loads for 165 and 168 gr bullets next.


What loads are you using for your...
Forum: 300 Whisper Ammo and Reloading 04-25-2007, 12:38 AM
Replies: 22
Views: 4,533
Posted By 320pf
good bye 240 gr

I just got that new 2007 Sierra bullet catalogue. The 240 gr bullets are not listed in the 2007 catalogue. It looks like they dropped the 240 gr bullets.


If this is the case, the heaviest...
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