Swapping Primers for Subsonic Loads

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9.3x64
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Swapping Primers for Subsonic Loads

Post by 9.3x64 »

Has anyone had any experience with swapping primers in 308 Subsonic loads?
I currently have an exceptional 308 subsonic load that uses Hornady 190 grain sub X projectiles, ADI cases, trail Boss powder , and Federal large rifle primers.
1038 FPS and well under one inch groups.
Problem is, I am now out of Federal 210 primers , but I have plenty of CCI 200 large rifle primers .
Has anyone exchanged primers in a subsonic load , if so was there much difference in velocity or accuracy?
Yes, I will test eventually, just wondering if anyone can share any experiences.

Thanks Allan
Life is too short to hunt with an ugly dog.
Hunt with a German Shorthaired Pointer.

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stokesrj
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Re: Swapping Primers for Subsonic Loads

Post by stokesrj »

I find those two primers to be identical performers.
Robert J Stokes

9.3x64
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Re: Swapping Primers for Subsonic Loads

Post by 9.3x64 »

stokesrj wrote: Mon Jan 30, 2023 10:57 pm I find those two primers to be identical performers.
Thanks for the reply Bob.
I was hoping someone would say that. :D
Life is too short to hunt with an ugly dog.
Hunt with a German Shorthaired Pointer.

9.3x64
Meister der jagd
Posts: 4691
Joined: Wed Mar 05, 2014 4:37 am
Location: Brisbane

Re: Swapping Primers for Subsonic Loads

Post by 9.3x64 »

stokesrj wrote: Mon Jan 30, 2023 10:57 pm I find those two primers to be identical performers.
You were correct Bob.
I tested the loads today, and velocity was within 10 FPS. :D
Life is too short to hunt with an ugly dog.
Hunt with a German Shorthaired Pointer.

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