140 custom comp and 155 scenar question

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ammotest
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Joined: Thu Oct 03, 2013 3:34 pm

140 custom comp and 155 scenar question

Post by ammotest »

wondering what powder would yield the max velocity out of a 16" 300blk barrel with the

nosler 140 custom comp bullet -
&
Lapua scenar 155gr bullet -
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randyrucker
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Re: 140 custom comp and 155 scenar question

Post by randyrucker »

Your in no mans land with those bullet weights. Maybe someone has loaded them but not me...
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certifiable
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Re: 140 custom comp and 155 scenar question

Post by certifiable »

Nosler 140 BTHP CC
Image
"America will never be destroyed from the outside.
If we falter and lose our freedoms, it will be because we destroyed ourselves."

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MajorTom
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Re: 140 custom comp and 155 scenar question

Post by MajorTom »

I recall Nosler stating that 150gr data will work with the 140gr cc bullets. I started at 16gr of h110 and went up to 17.5gr. I settled at 16.5gr and a oal of 2.000.
Here you go: https://travis-furry.squarespace.com/300-aac-blackout
Apparently I'm over max, hmmm.
Addicted to the silence.
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BobbyG
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Re: 140 custom comp and 155 scenar question

Post by BobbyG »

I've been shooting 155 gr Berger's with some outstanding success. I haven't clocked it yet but my groups off a makeshift rest were about 1" at 100 yards...

Powder - IMR 4227
Charge Weight - 15.5
Bullet - Berger HPBT
Bullet Weight - 155 grain
Case - Lake City
Primer - CCI 450
COAL - 2.22
Lethal Injections Have Side Affects
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