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Alaskapopo
10-12-10, 00:16
10-11-10 Chrono testing and accuracy with Vitavory N140.

(I have wanted this powder for a while but its made from unobtainium meaning I could never find it in stock until a few days ago at the Sportsmans warehouse. They only had 1 pound)

Gun Larue Stealth
http://i59.photobucket.com/albums/g299/355sigfan/AR%20style%20rifles/Laruedesc.jpg
24.1 grains (Sierra recommended Accuracy load)

1. 2574
2. 2589
3. 2613
4. 2613
5. 2599
Average 2597
Spread 39
Accuracy .568 Best 4 All 5 groups .73

http://i59.photobucket.com/albums/g299/355sigfan/Larue%20Stealth%20targets/N140accuracyload.jpg

24.5 grains (max load)

1. 2634
2. 2611
3. 2676
4. 2692
5. 2688
Average 2660
Spread 81

Accuracy .90

http://i59.photobucket.com/albums/g299/355sigfan/Larue%20Stealth%20targets/N140maxcharge.jpg

I like this load the best its 100 fps faster than my accuracy loads with N135, Varget, and H335 and its still very accurate.

Best loads to date in my Larue Stealth. (all with Sierra 77 grain SMK)
BEST LOADS in Larue Stealth with 77 grain SMK bullets

24.1 grains (Sierra recommended Accuracy load)

6. 2574
7. 2589
8. 2613
9. 2613
10. 2599
Average 2597
Spread 39
Accuracy .568 Best 4 All 5 groups .73 (one called flier ruined average)


Load 23.8 grains of Varget Remington Match primers 77 grain SMK

1. 2455
2. 2480
3. 2538
4. 2495
5. 2530
Average 2500 Spread 83
Average 5 shot group .66

N135 21.8 grains 77 grain SMK

1. 2448
2. 2545
3. 2534
4. 2519
5. 2459
Average 2501
Average 5 shot group .65

22.6 grains of H335

1. 2524
2. 2505
3. 2483
4. 2529
5. 2521
Average 2512 Spread 46
Average 5 shot group size .72

mizer67
10-13-10, 18:56
Thanks, that's good info.

akxx
10-14-10, 13:11
Outstanding groups!

16" barrel?

Alaskapopo
10-14-10, 13:56
20 inch