Warning! Do not use TZ 80 Israeli 7.62x51 surplus

There's always a risk with surplus ammo. If you buy stuff at the local shop and it's no good, you can take it back. Milspec, especially foreign, especially bought from a stranger, always presents a risk. You don't know if it was just a production overrun (meaning fully OK) or something that was rejected for QC reasons. Yep, most guys go for years without a problem - but all it takes is one.
 
Thanks for the heads up. Ive heard a few bad reviews on this ammo in the past actually.

Id laugh if the EE became flooded with this crap over the next couple days
 
Thanks for the heads up. Ive heard a few bad reviews on this ammo in the past actually.

Id laugh if the EE became flooded with this crap over the next couple days

I have a few left but I wouldn't try to sell it to anyone. I don't want anyone's life, limb or firearm on my conscince...
 
I had heard that they used TNT in the booby trapped ammo. Here is what wikipedia says:

The CIA and Green Berets countered by booby-trapping the enemy's ammunition supplies. The gunpowder in a rifle or machine-gun cartridge was replaced with high explosive. Upon being fired, the sabotaged round would destroy the gun and kill or injure the shooter. Mortar shells were similarly rigged to explode when dropped down the tube, instead of launching properly. This ammunition was then carefully re-packed to eliminate any evidence of tampering, and planted in enemy munitions dumps by covert insertion teams. False rumours and forged documents were circulated to make it appear that the Communist Chinese were supplying the NLF with defective weapons and ammunition.



Apparently a batch of extreme pressure ammo will be made up so it can fall into the hands of insurgents. This takes care of insurgents using captured rifles very nicely. Apparently the CIA would do this in Vietnam with 5.56 and 7.62x39. Five or ten percent of the ammo in a case would be extremely high pressure or a pressure high enough to knock the gun out of service. A couple of cases with high pressure ammo inserted randomly could take a significant number of firearms inoperable in a fire fight. A batch of this could have found its way to the surplus market.
And sometimes ammo that is not to spec gets surplussed rather than destroyed. The first case of chi com ammo surplus ammo that I purchased in 7.62x39 that put a 123 grain bullet out the spout at 2650 fps. The SKS I shot this stuff through ate it without a problem. It worked reliably but the action cycle slam would be as load as the muzzle blast.
The next case the gun cycled quietly and muzzle blast was much reduced. Velocity also dropped to 2350 fps with a 123 grain bullet.
A testament to the strength and durability of the SKS.
 
Has anyone pulled bullets and examined the powder for signs of deterioration of this ammunition? ...or measured the brass for proper specifications; case length, head spacing, volume? Military brass is thicker so has less volume. Are the bullets diameter to specification? Cartridge OAL proper for the firearms used?
 
Has anyone pulled bullets and examined the powder for signs of deterioration of this ammunition? ...or measured the brass for proper specifications; case length, head spacing, volume? Military brass is thicker so has less volume. Are the bullets diameter to specification? Cartridge OAL proper for the firearms used?

This is from the second link, on the second page:

http://m14tfl.com/upload/showthread.php?t=76940&highlight=TZ80&page=2

I just pulled down about 50 rounds of TZ-80 and weighed the charges and found it between 46-48 grains, kinda hot. I transfered the bullets and powder to some different brass and backed it off to 43 grains and it shot pretty good. I weighed all 50 bullets and the weight was all over the place between 142-145 grains. I had shot some of this ammo before I found out it had problems and I have several cases showing signs of case head seperation. It looks like the brass is very thin at the base.
 
I pulled a few random Israeli IWI TZ80 lot 12-80 7.62 ball cartridges from a sealed 500 rnd container and weighed the powder and projectiles on a Dillon D-Terminator digital scale. The the FMJBT projectiles consistently weigh 147.0 gr and the ball powder 43.0 gn. The cases look thick, nicely crimped and sealed at both primer and neck mouth. The ammo shoots consistent and judging by the consistent weights of both projectiles and powder this is quality ammo. This is the ammo Milarm imported and was selling in sealed 500 rnd containers 10 years ago. I can not vouch for any other imported lots of this ammo though, so as usual - buyer beware.
 
Well I feel like a ####. I went to the Calgary gun show today and scored 7 cardboard boxes marked 7.62 ball . Lot 11 - 80 . when I got home the stamp said T Z 80. The brass looks a little tarnished but after reading some stuff online today trying to figure out what the surplus ammo was I think ill call the guy who sold it to me at the show and get my $ back :mad:

At 60 cents a round I couldnt pass it up :mad:
 
I picked up some of the 11 - 80 lot TZ 80 headstamped rounds at a local gunshow, lady who was selling it said it was " boxer primed and great for reloading " ..... fool me once ;)
 
Interesting. Found several thousand rounds last spring at an estate sale, averaged less than .03 per round. I've had a few case failures (burning through just above the case head), but had the same thing happen with 1960's issure LC cases as well. The bulk of the ammo shoots very well less than 1.5" @ 100, cycles and ejects well with most of it appearing in like new condition. Although it can be reloaded there is no way I could ever get a case into the sizing die regardless the amount of lube on the case, seem to be way over spec. I chalked that up to mil-spec thick cases and an aggressive ejecting system on the M305. When doing a search on this ammo last year I found no problems reported, but I may have to put aside this ammo for the time being.
 
Interesting. Found several thousand rounds last spring at an estate sale, averaged less than .03 per round. I've had a few case failures (burning through just above the case head), but had the same thing happen with 1960's issure LC cases as well. The bulk of the ammo shoots very well less than 1.5" @ 100, cycles and ejects well with most of it appearing in like new condition. Although it can be reloaded there is no way I could ever get a case into the sizing die regardless the amount of lube on the case, seem to be way over spec. I chalked that up to mil-spec thick cases and an aggressive ejecting system on the M305. When doing a search on this ammo last year I found no problems reported, but I may have to put aside this ammo for the time being.
I will buy what ever you don't want for 30 cents around ;)
 
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