9mm Rifle Recipe's

skokie

CGN Regular
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Windsor, Ontario
Just picked up a NR 9mm Beretta Storm, and I'm looking to start loading for it. From what I can tell the barrel is longer than would be ideal for maximum velocity gains, so I'm wondering what recipes you guys have to take the most advantage of the extra barrel length. I am primarily looking for a hunting load, but any rifle specific recipes would be helpful.

I have Clay's, Tightgroup and Win 296 (unlikely to be helpful) on hand for pistol powders, but I'm open to other powders if they are better suited to rifle length barrels. Have not decided on a bullet but I was looking at Berry's 124gr or 147 gr Hybrid hollow points, though they have low maximum velocities and I think I can probably do better out of the +P rated rifle.

Thanks much in advance.
Skokie.
 
Others with more/better information will hopefully chip in, but from what I recall of previous threads on this subject, there isn't enough case capacity to take advantage of loads that would result in higher velocities, aside from whatever increase the longer barrel makes in itself.
 
I have been pushing 124gr Campro and Hornady XTP's into the mid-high 1400fps range using Autocomp in a carbine.
As with any reloading, you have to work up carefully when hitting max+ loads.
 
Others with more/better information will hopefully chip in, but from what I recall of previous threads on this subject, there isn't enough case capacity to take advantage of loads that would result in higher velocities, aside from whatever increase the longer barrel makes in itself.

I kind of figured that to be the case, so I'm guess I'm just looking for the best case loadings. I'm not trying to turn it into a 500 yard Elk gun, just get what I can out of the rifle and caliber.
 
"I have been pushing 124gr Campro and Hornady XTP's into the mid-high 1400fps range using Autocomp in a carbine.
As with any reloading, you have to work up carefully when hitting max+ loads."

What would you suggest as a starting charge of Autocomp, knowing the direction I'm looking to go in?

Thanks!
 
My standard/competition 9mm load with Autocomp is:
124gr CamPro
5.1 grs AC
1.120" OAL
Produces a MV of over 1100fps from a 5" M&P Pro.

After that, the onus is on you to work up your load slowly and safely to see what you can wring out of the little 9mm case.
Again, it's a fairly narrow window you are working within to begin with, so don't expect huge gains either.
 
I just run the same 9mm in my Carbine as my pistol. I never bothered loading higher for my rifle, because I didn't want to accidentally run +P loaded stuff in a pistol that may not be rated for it.
 
My standard/competition 9mm load with Autocomp is:
124gr CamPro
5.1 grs AC
1.120" OAL
Produces a MV of over 1100fps from a 5" M&P Pro.

After that, the onus is on you to work up your load slowly and safely to see what you can wring out of the little 9mm case.
Again, it's a fairly narrow window you are working within to begin with, so don't expect huge gains either.

Thanks very much! It's a good spot to start.

I will add that I've found some +p data suggesting PowerPistol
at 6.2 gr with a 125gr bullet giving 1250 from a Glock 17. That being said, Autocomp has a slower burn rate, so unless I'm mistaken, it would benefit more from a longer barrel?

Thanks very much once again!
 
I recall reading that heavy (e.g. 147 gr) bullets have less velocity variation between pistol and carbine, than the 115 or 124gr bullets.

Hollow points are designed to expand in a certain range of velocity. Too slow they don't expand at all, too fast they just shed the jacket and break up.

The advantage of having less velocity differential between pistol and carbine is the hollow point terminal performance. In some lighter bullets, out of a carbine they're going too fast to reliably expand and just shed their jacket completely. But with 147 gr loads you can be more confident that your rounds will have good terminal performance for both pistol and carbine.
 
Whatever load gives you the highest MV in a short barrel will give you the highest MV in any longer barrel.
 
Ive found that the carbine barrel gives about 150fps gain with 9mm loads compared to a pistol barrel.I generally just use the same loads in pistol and carbine,but I have played around with a slower powder like HS6 which tends to make most use of the longer barrel in a carbine.
 
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