Mauser bolt jams!

8200 rpm

New member
I have a FR8 (Spanish Mauser converted to .308) that's giving me problems.

After firing some rounds of South African surplus, the bolt becomes near impossible to rotate. I had to lay the rifle on the bench and put my body weight on the knob to open it.

Loading and extracting unfired rounds is smooth and slick. Trying to extract these South Africans is a real b!tch. BTW, I went thru 40 rounds of Chilean without a hitch.

What's up here? Is my rifle messed up or is it the ammo?

Nevermind. I already posted this before. I forgot. I can't delete it for some reason. What a waste.
 
8200RPM. That South African .308/7.62 Milsurp is hotter than hell.
Those mausers were converted to a round designed for use in the CETME assault rifle. Brass is exactly like the .308/7.62 but loaded to lower pressures. Some of those Mausers are converted model 93's and should be considered way too weak for standard .308 ammo, and definiteyt not for South African milsurp.
I'm sure someone will disagree with me, but JMHO.
Paul B.
 
Oops! Think you meant the Spanish FR7, Paul!

Although I do agree that South African ammo is hot, and shouldn't be run in anything less than a squad automatic, the FR8 should be fine with ammo closer to commercial loads.

As you mentioned, the Spanish FR7 was based on the 7x57 M1916 Mauser, which is a small-ring, 2 lug 1893-pattern Mauser converted for the lower-pressure CETME round.

The Spanish FR8 was based on the 8x57 M43 Mauser action, which is a large-ring, 3 lug 1898-pattern action, more than adequate for the .308 Winchester/7.62 NATO round.

There's been quite a bit of discussion about these two distinctly different rifles, here's just one:

http://www.thefiringline.com/forums/showthread.php?s=&threadid=63138&highlight=fr7
 
Seems to me that you have an ammo problem, probably too hot.
Especially since you state that you don't have problems with another make.
 
8200rpm

You may want to try some Malaysian 7.62 if you can get your hands on a few rounds. I have to close off the gas on my L1A1 a little more when I shoot it.

When shooting with CAVIM 7.62, I can set my regulator at 5-6.
With Malaysian, I have to set it at 3-4 in order to get it to cycle. The Malaysian is also cleaner, BTW
 
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