Small pistol primers from harder to softer (from left): CCI No. 500, Winchester WSP, Federal GM100M John B. Snow Differences Among Small Pistol Primers Any of the primers listed at the top of the ...

Small pistol and rifle primers utilize a cup 0.175" in diameter, while large pistol and rifle primers measure 0.210" across. Large rifle primers are 0.008" thicker than a large pistol primer.

By tweaking this new baseline formula, Federal is able to tailor the primer to work in different types of ammunition, ranging from small pistol calibers like the .380, which use minimal amounts of ...

“I usually carry it as a backup to my primary pistol, but if I don’t have the ability to carry a big, primary 5" or 4" .45-cal. or .40-cal. because of its visibility, I may go with a .38-cal ...

There are large and small pistol primers and large and small rifle primers. ... The 9mm Luger and 357 Mangum are centerfire pistol cartridges, and they have a MAP of 35,000 psi.