Remington 7600 pump disassembly help

Jon87

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Any tips for getting the threaded tube inside the pump fore end off on a remington 7600? I have one here that has never been disassembled and needs a proper cleaning. I've watched the videos and read through some forums. I have a proper takedown tool that engages the 4 little cross holes instead of a screwdriver or punch like most people seem to use. It still won't budge though. I read there may be loctite on that stud. I've tried oil and brake cleaner so far, but not heat. The rifle is in really great condition, aside from the old gummy oil and such, so I'm trying to be extra careful not to mar or gouge anything up...
 
It just takes more effort... the factory puts them on tight. Never saw one with Loctite. Action held in a padded vise... you will never be able to hold the action with one hand and get it off with the other.
 
1/4 inch rod should be the correct size for that hole. You can buy a piece and put it through both holes and try to turn it out with both hands clamping the but of the rifle between your feet. You can escalate to tapping the rod with a hammer to break it free.
 
It just takes more effort... the factory puts them on tight. Never saw one with Loctite. Action held in a padded vise... you will never be able to hold the action with one hand and get it off with the other.

Ok good to know about the loctite, thanks. Just wasn’t sure how hard I should lean on this.
 
1/4 inch rod should be the correct size for that hole. You can buy a piece and put it through both holes and try to turn it out with both hands clamping the but of the rifle between your feet. You can escalate to tapping the rod with a hammer to break it free.

I bought one of these wrenches after bending a screwdriver. I can slip a pipe over the end of it pretty easily, but still a little wary of damaging things.

https://cfnparts.com/index.php?route=product/product&product_id=24687
 
Alright I got it off. Required some creative soft clamping and a pipe on the wrench. That was on there crazy right. I’m assuming it doesn’t need to be anywhere close to that torque when I reassemble?

It did unfortunately bend one of the holes out a bit so that it rubs on the outer tube now. Will have to finesse back into shape before reassembling
 
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A little late now but the best wrench I know of is home made from a piece of steel pipe... The inside of the pipe needs to be just slightly larger than the 7600 tube... and about 3/4 of an inch long. Then cut it in half lengthwise. Then weld a 3/8 diameter steel rod about 8 inches long offset to one side and drill a hole to match the tube hole on the other side... then place it over the tube lining a hole up, place a rod through the hole and you are ready to loosen the tube. I would post a picture but I sold it all...
 
glad you have removed it; FWIW in case others follow - strongly suggest that you follow Guntech's advice regarding placing the receiver in a padded vise. I recommend AGAINST using the butt to secure the rifle while trying to remove the action tube assembly. The through bolt that secures the butt to the back of the receiver engages a stud which threads into the receiver and this attachment point is not as robust as you might think. Sometimes the tube comes out with very little effort ... but other times it is very tight and thats when you want the action in a padded vise.
 
glad you have removed it; FWIW in case others follow - strongly suggest that you follow Guntech's advice regarding placing the receiver in a padded vise. I recommend AGAINST using the butt to secure the rifle while trying to remove the action tube assembly. The through bolt that secures the butt to the back of the receiver engages a stud which threads into the receiver and this attachment point is not as robust as you might think. Sometimes the tube comes out with very little effort ... but other times it is very tight and thats when you want the action in a padded vise.

I’ll second that. There’s no way this one was coming off without clamping the receiver. I ended up using blocks of wood lined with silicone pads held down on my workbench with c-clamps to hold the receiver.

That wrench I linked works great. They won’t ship to Canada though so need a friend stateside to help out. Or just make your own. It’s not a complicated tool. Interestingly, the 4 holes on my tube are not centered well so the wrench only fits well in 2/4 positions. I thought I damaged one of the holes but it’s fine.
 
I've done many of these over the years. Bought a Menck wrench early in my hobby and use 2 pieces of thick nylon in my vise to hold the receiver (after stripping the stocks). Unlike Guntech's experience, I have seen some form of thread lock on the 7600s, but not any on the earlier 760s.
 
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