Norinco .223 ammo issues in my Colt AR

huh, what's the rough grinded area near the lug cut of the feed ramp? Dilligafs is definitely smoother and I just checked my ar (Noveske) and it looks like his.
 
huh, what's the rough grinded area near the lug cut of the feed ramp? Dilligafs is definitely smoother and I just checked my ar (Noveske) and it looks like his.

Yeah. I'm feeling like a got a dud, and i don't have the tools to fix it nor should I have to considering its a new rifle from a reputable company. I've already contacted the dealer I bought it from. Hopefully irunguns takes care of me.
 
Your barrel extension feed ramps looks like they were dremeled out with a ball shaped bit. They look like the start off ok, then belly out and then get narrow to the back of the lug as opposed to the clean taper to the back as in Dilligaf's pic.
 
Yeah. I'm feeling like a got a dud, and i don't have the tools to fix it nor should I have to considering its a new rifle from a reputable company. I've already contacted the dealer I bought it from. Hopefully irunguns takes care of me.

I just checked both my 14.5 Colt uppers. One is a SOCOM profile barrel, the other is Gov.
BOTH have those polish/grind marks exactly as shown in your pics richmyster.
Both feed with zero issues.

I think Colt polishes the edges of the insides of the ramps. Noveske and DD do the same, they just polish the entire ramp. Colt's does look a bit rougher.
 
I should've cleaned it before I took the picture.... lol... But that just nonsense,,,,



Lols according to your post in that cleaning thread it would be out of character for you to do so. But I can post my dirty noveske if it makes you feel better.

 
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I found out the reason for my Norinco ammo keyholing! Wasn't a gun or ammo issue, but shooter issue. Also learned a valuable lesson about shooting AROUND barricades instead of shooting through them :cool:
 
My Tavor did the same thing with the sunk-in bullet today. With the Norinco .223 after shooting the first 5 or so rounds from the crate with a mag the Tavor came with. Switched to a different mag (LAR-15) and did not have a problem with about 100 more rounds.
 
Yes, and none of the failures other have experienced would cause failure to feed. Focus man, i understand you have a hard-on for Norinco ammo hate but dont blame it on everything.

the 55gr FMJ stuff Norinco sells is designed to mimic XM193. 55gr traveling at 3200fps give or take. Unless the bullet seat depth is way off or the brass is physically deformed i cant see how it would case failure to feed.

As we discovered, it wasnt the ammo but the gun/mags

Have you read the dozen of threads regarding that sh!t ammo?
 
I can't remember what it looked like now that the pics are gone but was the bullet slipping past the feed ramp and hitting the barrel?

According to the link misanthropist posted all colts seem to be cut like that, but it does leave room for error. Also does it jam up in that way from both sides or just the one?
 
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