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Good powders for 168g. 308

What are some options for powders for my .308
It and my 223 both like varget but . i want to save that for my 223 .. What are some good powders that might be more readily available ?
 
I'm not sure any rifle powders are more readily available right now but AR-Comp was excellent in my 308 with 175 SMK. It had a wider node and better temp stability than my usual load with IMR-4064.
 
CFE223 is my new favorite 308 powder. It has proven to be the most accurate powder in a number of my rifles. 4064 and Varget are runner-ups.
 
Your choice here is vast given how unfussy both 308 and most 168gn bullets (especially the Sierra MK) are in it.

Alliant Re15 and AR-Comp
Viht N140 and N150
Shooters World 'Precision Rifle' (Czech Lovex SO62)
IMR-4064 and 4895, plus the new 4166 'Enduron'
Ramshot TAC; X-Terminator too at a pinch
Accurate-2520
Norma 202 and 203-B
Various Hodgdon and Winchester ball powders.
Some of the faster burning Hodgdon / IMR ADI manufactured extruded grades: IMR-8208 XBR; H322; H. Benchmark.
 
As I understand it IMR 4064 was designed by the military to use in the gas guns years ago. you wouldn't go wrong w/it

No, IMRs 3031 and 4064 were introduced in the early 1930s as improved (the I of IMR) types to replace longstanding numbers 17 1/2 and 15 1/2 grades. The world's first general issue self-loading rifle the US M1 wasn't adopted until a few years later and when 4064 was being introduced, John Garand was still working on his experimental Springfield Armory T1 auto-loader in 0.276" cal. (Which would likely have been adopted as such if Gen Douglas Macarthur, then the US Army Chief of Staff hadn't killed the project by insisting that no calibre under .30 was acceptable to him and the US Army.)

The 30-06 M2 152gn ball round which the M1 as later adopted had its gas system 'tuned' to used what eventually became 4895 whose burning rate falls between 3031 and 4064.

At the time of their introduction, 3031 was seen as the standard powder for smaller thirties, 30-30WCF, 300 and 303 Savage, 30-06 with bullets under 180gn etc. Incredible as it now seems, 4064 was the heavy bullet 30-06 powder and also for those few magnums available in the 1930s. (Remember, IMR-4350, the first true slower burning magnum powder, didn't appear until 1940.)
 
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When powders were out there to try , Benchrest 308 shot best with
IMR 4064 , RL-15 .Varget is another good powder but my rifle shot best with the first two , now good luck finding any powder.
 

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