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Picked up an M1903A3 Today *Stiff bolt when chambering rounds*

Desert_Racer

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Minuteman
Dec 22, 2011
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Good evening gents! I was meandering through a local gun shop on my lunch break today and came across an M1903A3 that looked like it was in good shape. The bore looked great and it appeared that most of the parts were correct with the exception of the barrel (Smith-Corona instead of Remington), but I'm not expert by any means. Serial number indicates 1942. I ended up taking her home. Please excuse my lack of photography skills. Here she is:








 
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I suggest checking the headspacing before firing it.
Forgot to mention nice rifle, by the way.

Will do. Supposedly the shop I bought it from headspaced it, but it doesn't want to allow the bolt to close with Lake City M2 ball; it requires a significant amount of force. I'm assuming the chamber is either really dirty or the chamber was cut too short. I've been running some patches through the barrel and they've been coming out pretty dirty so obviously someone has fired this rifle quite a bit.

EDIT: I tried chambering a new Remington brand round with the same results.
 
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Awesome rifle. Try scrubbing the hell out of the chamber. Mine had same problem when got it and I got stuff out of there that amazed me. Had to soak mine.
 
Thanks brother. I pulled her apart and cleaned it really well a couple days ago. Cleaned all the copper fouling out of the bore and now she's nice and shiny. I also pulled the bolt apart, cleaned and regreased it. It was packed full of cosmoline. I scrubbed the chamber and found a mark that runs perpendicular to the tooling marks that I believe to be the cause of the problem. It is leaving small scratches on the brass. My gunsmith is going to run a ball hone through it and clean it up for me. It should be good to go after that. I also wiped her down with some antique wood cleaner/polish and man does the wood shine. I spent about an hour looking really hard over the rifle and it appears to have been rebuilt, possibly at the Benicia Arsenal. There are many of the normal cartouches on it, but there are spots where you can barely see evidence of the original cartouches stamped on it (cross cannons being one example). This leads me to believe that the stock was sanded during rebuild. Everything on this rifle is stamped "R" with the exception of the barrel. I was concerned that it might be a fake, but the style of stock, recoil pins, cosmoline under the buttstock and receiver, ect leads me to believe otherwise.

I did take it out and shoot it last Friday and it shot really well. It was surprisingly accurate. The only thing was the stiff bolt when closing.
 
Check the extractor, are you feeding out of the mag or tossing one the chamber then closing?

Mauser typs extractors can bind if not fit correctly.

Normally 03's don't need fitting unlike Mauser's sometimes do.
 
I feed it out of the mag. Its much smoother that way. This rifle really doesn't like single-loading them, but it will work.

What exactly am I checking the extractor for?
 
On Mauser's the case head needs to come up from underneath the extractor so its captured before it is put into the chamber .If not the extractor has to jump over the case head rim and sometimes eventually the extractor will break .
 
Try this, pull the bolt out of the rifle, remove the firing pin assy.
Slip a round under the extractor and slip it back in the rifle and see if it closes easily.
If it does, that shows that it has no chamber issue.
Controlled feed rifles don't like having one slipped in the chamber, they can be hand fit to feed in this fashion but its not ideal.