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Posted: 6/29/2012 8:47:21 AM EDT
I have multiple guns in .308 and 5.56 and was wondering if everyone does a load development for each gun with each guns ammo seperated? I am not looking to load match grade single raged holed groups but close enough to factory. I hope my question makes sense.
Link Posted: 6/29/2012 9:09:29 AM EDT
[Last Edit: 6/29/2012 9:09:39 AM EDT by Obo2]
if they are mainly just for plinking work a load up in your tightest chamber and it should work well in the rest of your guns.

I find if i work up a good load for a particular projectile they shoot about the same through whatever gun.

This is a little backwards from what i am recommending but i worked up a load in my 556 barrel that i like to shoot a lot and it shoots fine through my 223 wylde trunk gun
Link Posted: 6/29/2012 9:18:35 AM EDT
It's for plinking, my rifle classes, and just to get my stockpile up. I don't own a sub moa gun so what I am mainly after is just getting my stockpile up.
Link Posted: 6/29/2012 11:24:36 AM EDT
My short answer is Yes.

I develop loads for each of my bolt action remingtons (223 and 308).

The 223 loads for the remington are different than the loads I use in my ARs.



Link Posted: 6/29/2012 2:57:15 PM EDT
I pick the rifle I'm most likely to shoot the most and dial it in for that then test it out in the other one.  You'd be surprised how close that can get you on many rifles. For instance, my 68grn Hornady load developed for my 20" AR also gives 5/8" groups in my son's Savage bolt gun.  My 158grn 357mag load developed for my 24" Rossi levergun also is really accurate in my 20" Rossi carbine.  That said, I think we got lucky on the Savage as it produces smaller groups than my AR.

Link Posted: 7/2/2012 2:13:18 PM EDT



Originally Posted By pumbaajk:

I don't own a sub moa gun .....


You might. You just have to spend a bunch of time and money doing load development to find out!

 
Link Posted: 7/2/2012 2:48:22 PM EDT
Originally Posted By COSteve:
I pick the rifle I'm most likely to shoot the most and dial it in for that then test it out in the other one.  You'd be surprised how close that can get you on many rifles.


This is working just fine for my ARs.  

Link Posted: 7/2/2012 6:20:50 PM EDT
Originally Posted By PMY:

Originally Posted By pumbaajk:
I don't own a sub moa gun .....

You might. You just have to spend a bunch of time and money doing load development to find out!  


ain't that something everyone is running short of now days?
Link Posted: 7/3/2012 8:09:15 AM EDT
[Last Edit: 7/3/2012 12:37:48 PM EDT by Trollslayer]
The headspace of all my AR's are within a mil of each other (which I find amazing).  This is within the measurement error of the method I use to make the measurement (using fired brass).  Because I push the shoulder back 2 or 3 mils, the reloads fit all the rifles.
Link Posted: 7/3/2012 8:50:17 AM EDT
As a general rule, I find that if you tune a load to your lightest weight barreled rifle in that calibre, it shoots good in all the others too.  That's my observation at least.  

Some of my personal exceptions:
30-06 loads with components not appropriate for a Garand, are loaded specifically for bolt action rifles, and kept carefully segregated.  I just burn those up as fast as I can, and try standardizing on Garand appropriate loads only, for all of them.

For .223, I do have some 600 yard loads for a long throat NM rifle, that are specific to that rifle.

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