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Reloading Techniques For Reloading


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308 smk 190 n140

 
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Old 02-29-2012, 05:02 AM
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Join Date: Feb 2012
Location: lincoln
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308 smk 190 n140

Hi
Can one tell what a 308 load with a SMK 190 bullet loaded with N140 powder 42.5g will give me in fps i don't have access to a chronograph
Will be using a 27'' barrel with a 1/10 twist

Thanks
Andy
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Old 02-29-2012, 10:52 PM
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Join Date: Dec 2005
Posts: 2,114
Re: 308 smk 190 n140

On this site

Products - Lapua

It looks like your bullets will leave someplace around 2500 fps. Depending on the specific barrel, powder and primer lot as well as case neck tension, it could be up to 100 fps faster...or slower.
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