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10 wrz 2010 · I've already loaded 40 rounds of .223 using Remington no. 6 1/2 small rifle primers. That's what the guys at Cabelas told me to use. Now, I'm all ready to load 50 more....and, after checking again, I read all over the web NOT to use 6 1/2 in .223, use 7 1/2!
25 lut 2012 · In rifle cartridges, the 6-1/2 small rifle primer should not be used in the 17 Remington, 222 Remington, 204 Ruger or the 223 Remington. The 7-1/2 BR is the proper small rifle primer for these rounds.
11 sty 2021 · A little late on the question - I used the Remington 6 1/2 on some moderate .223 loads with 40-50 grain bullets in my Cooper M21 single shot. Had more than one instance of pierced primers which led me to doing the research I didn't do at first. Fortunately no damage to the rifle, but lesson learned.
2 sty 2022 · Get help to accurately calculate and scope your sniper rifle using real shooting data.
30 gru 2007 · Remington warns against using their "standard" 6 1/2 small rifle primer w/ .223/5.56 and certain other higher pressure cartridges. They tells us to use the 7 1/2 BR (same size) for those apps. I dunno about other brands and their recommendations, but their websites probably offer some suggestions.
The Remington 6 1/2 Small Rifle Primer is a superior tripod-designed flash cup with a larger-than-usual striking surface that enables positive quick ignition of practically all available powders and a weight consistency of.0003 ounces.
17 lut 2024 · The best primers for .223 Remington cartridges are those that are small rifle primers, specifically designed for use in small caliber rifles like the .223 Remington. These primers have the correct size, sensitivity, and ignition strength necessary for reliable and consistent performance in .223 Remington firearms.
