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Quick load question, 41.2gr 3031, 168 hpbt

3380 Views 25 Replies 14 Participants Last post by  casebro
Can someone with quick load run a quicky for me? Socom M1A, LC case, 34 primer. 2.8 oal, 41.2gr imr3031 under a 168gr sierra hpbt.

This load shoots terrific in my new 308AR (better than FGMM), adjustable gas block. 16" barrel. Comes up only 30fps shy of FGMM in the same gun. I have 42gr of 3031 listed as max in 2 different places, Lyman and IMR.

Whats the possibility of this being ok to run in the SOCOM?
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The famed Marine team load for 200/300 was 39.0 of 3031 w/ a 168SMK. (Loaded by Federal) Later became GMM.
39.0? My source said 39.5, the rest is correct.
I have more experience with 4895 -
But, for 3031 - 30.5 with LC Cases and Sierra 168, Fed 210M --- was the go to load
Ahhhhh. 30.5 ?
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So 3031 is a faster powder than say 4895 or 4064? I was told by everyone that 40.0 gr. of 4895 was too little powder.

Newbie reloader here. DI5
Yes, IMR-3031 is the quickest powder that's usable in our rifles. For newb's like you IMR-4064 is the slowest with IMR/H-4895 is about in the middle.

I was busting Doc's chops because he fat fingered his load data, Yes 40.0grs of IMR/H-4895 under a 168 is a light load. Stick with 41.5grs of the 4895's under a 168 and your good too go.
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Getting older doesn't help....
My Dad say's, getting old isn't for the weak...
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I don't have any 3031 here but did find a can of 4064 with a $10.00 tag on it...
Still good?
If it passes the smell test 42.grs under a 168/175 COAL 2.82 in a LC case is the gold standard. If it fails the smell test and you will know that rancid smell, off too the flower bed.
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