Not known Factual Statements About 400 cci primers

Thank you. As for high pressures no I figured It could be much too risky in both of those harmful my bolt, or worst scenario situation injuring myself. These loads will probably be solely for plinking and storing if I haven't any vacation resort for STFH back up rounds. But yeah not intended for higher tension hundreds that of NATO specs.

Rear drill has a RCBS primer pocket uniformer that guarantees all primer pockets are the exact same depth for correct primer seating.

Quoted: No way I would shoot warmish hundreds with four hundred's, I don't have to have the pierced primers ingesting absent at my firing pins, and they'll. Unless of course you load em down a little bit.

Immediately after several users from the crew professional exactly the same problem (this was with regard to the very same time we had been all transitioning from M1A to AR15 for Opposition) the staff all switched to MAGNUM primers, and the condition went absent completely, with all hundreds and all guns employed by the team.

ETA.  I'm wondering if extended free of charge headspace is a contributing aspect.  I understand my older loads have been performed at die cam about with standard RCBS FL dies.  When I received additional tooling to evaluate shoulder set back These dies have been shoving shoulders a preposterous amount of money again in excess of the chamber necessary.

I would say test 400 cci primers them, start off reduced and work your way up. if you start to note any cratering in the primer, quit!

But for now the 400's is going to be what I will be utilizing for plinking and stocking aside until finally if and once the primer scarcity ends. I is not going to pay 10x the price there's sellers are supplying them for.

I also listed the velocities to the desk previously mentioned. You’ll Be aware which the CCI 200 and four hundred have the highest velocities for all loads. I’d attribute this to your modify in ambient temperature.

I've witnessed a pair slam fires That may have been prevented by thick military services primers. I will never use typical sm rifle primers within an AR.

Feb three, 2015 Diamond K Brass cci 400 primers simply rocks! Swift convert close to and terrific customer service. New reloader in this article plus they happen to be so handy with so newbie inquiries. Happy best have discovered them!

Quoted: No way I'd shoot warmish hundreds with 400's, I do not have to have the pierced primers eating absent at my firing pins, and they're going to. Except if you load em down cci 400 primers a little bit.

AR15.COM is the world's greatest firearm Local community and is particularly a gathering place for firearm fanatics of all kinds. From hunters and navy users, to Competitors shooters and basic firearm lovers, we welcome anybody who values and respects just how of the firearm. Remain Connected

and For that reason that's what I stocked up on. That getting mentioned 400s will likely be just wonderful to suit your needs and you'll save money together just how. The moment I start off managing minimal on 41s I'll likely be switching around

The sole time 450s, BR4s, 41s need to will need for use is When you are pushing too much pressures endeavoring to chase some mil spec pie in the sky quantity for velocity.  And to be sincere, most mil spec loads are garbage for precision, so why people today check out is further than me.