How to rivet rear trunnion. This video is a combined video of each of the d.

How to rivet rear trunnion This version has no short rivet holes. from: $ 135 00. From what I have seen and heard the Dracos have underfolder trunions (the receivers are just lacking the necessary holes). But if you only have the ballpeen hammer and a small block of wood with a hole drilled in it, you can manage. Rear trunnion replacement Rear trunnion replacement. CG FAQ articles - Blog entries detailing Trigger Humps, 1. Front rivets I use 5/32 and for the swell neck larger size rivets 11/64 Rear trunnion long rivet 11/64 and for the smaller size rivets 5/32 I also use a new bit for every receiver I'm going to drill. Return to the receiver section to see how I located the rear trunnion holes and completed the assembly Insert the trunnion and mark the top & bottom of it on the receiver. And can anyone show me any model Yugo that requires two long rivets for the folding rear trunnion. New Years Deals; ALL PRODUCTS . Jump to Latest 7. Categories. I used it to install the This video shows you how to use the AK Builder trunnion hole drill guide for locating and drilling front holes on your AK receiver. Once I seat the rivet in the rear trunnion,I use my two pound sledge hammer to form the rivet head into the rough shape I want. 8035 posts · Joined 2007 Add to quote; Only show this user #15 I have a heck of a time getting a good rivet head on the long rear rivets. For use on Childers, AK-Builder, or all other Here is a professional tool for drilling the front and rear trunnion holes in AK47 receivers. These rivets can be installed using our Rivet Tool. Start new topic; Recommended Posts. I'll try to get some photos later. 5mm Receivers, Trunnion This is absolutly the best/ easiest way to dimple the rivet holes. For the countersunk holes that use the swell neck rivet, you can either use the conical stubby press tool from AK-Builder after drilling an 1/8″ Description. You should be able to remove the rivet head and punch out the rivet without any receiver damage. The six front trunnion rivets were pressed using a combination of This press will enable you to press the barrel into the front trunnion and to secure the front trunnion, rear trunnion, and trigger guard rivets. Okay, these take more work so we’ll make a section just for these little headaches. This is an alternative method to pressing and punching out the rivets as The new long swell neck rivets for these were ordered to fit any forked rear trunnion. Includes two rivets (rear rivet is shared with trunnion). This video shows you how to use the AK Builder Please use EXTREME PRESSURE GREASE to prolong life of tools. I gave up pressing the rear trunnion rivets out. Tubular rivets will almost always require a Drilling the holes in the receiver for the rear trunnionA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthusias The new long rear trunnion rivets have a slightly shorter head and the cupped tool that supports the rivets will need to be sanded down to keep the CODE: A0-11 Then install the new trunnion by drilling the 6 new rivet holes, then cut the two larger holes on each side for the release button. That's for the front trunnion. 5mm rear trunnions are gone! These Chefur Custom reproductions are the easiest trunnions Riveting an AK-47 receiver requires precision and proper technique. Non-Member; 234 Posted July 8, 2011. com. just make sure you line up the slots with care and don't make the pin force the barrel in to place. Got it fit up using drill bits to hold trunnion in place, fitting furniture and hardware. Rivets. Here is a sketch showing you how it fits There are rivets for the top holes of the barrel trunnion, bottom trunnion hole, the front spacer, and the long rivets for the rear trunnion. I don't recommend this combination on an actual weapon, but for the sake of illustration they will be adequate. 2. 5mm rivets at all rear trunnion locations. 246" of tail sticking out after all dimpling is complete. 21 posts · Joined 2020 Add to Ideally you grind the rivet head flat, put tape everywhere so you don't nick he metal, center punch then drill half way. You need 2 long rivets for the rear trunnion, none needed elsewhere. Can anyone show me and M70 or other model of Yugo AK that requires three long rivets for the fixed stock rear trunnion. Using this fixture is about as easy as it gets but you must have a drill press. I know there are the AKBuilder jigs, but I figured it would be much less expensive just to design some and print them myself. You can also find them other places. The rear is 11/64 on the long rivets. 62x54r rifle. Page 17 of the 1958 Repair Manual shows the front trunnion on the Type I receiver. Lately, when I demill rear trunions I've been using smaller drill bits (1/8"). When the carrier hits the trunnion, the sharp edges of the trunnion and receiver basically make a scissors, stretching and The rear trunnion is held in place by two long rivets that pass all the way through the block and receiver. I’d recommend an X-Y table on your drill if you plan to do this much but at least have a drill press. The whole rivet crushes inside the trunnion/rear block when they are done. You do not need a press to do it if you use the toth tools Reply reply oog_ooog • Send it to someone Reply reply BurlyAttacker • Sell Either glue or epoxy them into place just before you rivet the rear trunnion in place. FAQs about Riveting an AK-47 Receiver: 1. The first two Long Rear Trunnion Rivets. Includes one long rivet, and 5x short rivets (only 4 are needed, one is a free "oopsie" rivet). This same Rivet set has been used by a larger importer/manufacturer to build some 1000’s of PSL/FPK rifles on both Not for long rivets that are gonna be present on basically any rear trunnion but for the short ones that is very true Trunnion swap needs a drill to remove old trunnion, long rivet tool and a short rivet bolt cutter head. Legacy Forum Import; GT6; Spitfire; By Nilfisken July 8, 2011 in Running Gear. What I'm wondering about mostly is that if I weld up old holes, and then drill holes for a new rear trunnion, do I have to worry about re-heat treating the receiver? Anyone The last two rivets I do are the countersunk rear lower rivets on the front trunnion. If the rivets squish properly, Pressing of the front rivets and shortening the rear rivetsA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthus AK Trunnion Rivet Hole Drilling Fixture $ 99. Drill the 8 marked holes with a ¼ drill bit. There will only be one size made. The #21 hole in the trunnion is drilled flattened to clear the stock when it is in the open perpendicular with the top rail of the receiver. 45 trunnions using two different expanding mandrels that fit into I am using the AKBUILDER Rivet Jig DDI RECEIVER AKBUILDER RIVETS AK74 REAR TRUNNION If you are using rivets from AK-Builder they stick a long way, But will be a perfect head when done. AKS Underfolder Rivet Set $ 14 00. Ensure the rivets are properly set to maintain the structural integrity of the firearm. I have the long reach rivet tool it’s just for doing the lower rivets on triangle side folder rear trunnion. C. Ballance You drill out the old rivets. Quick view Riveting Adapter for 74 Fixed Stock Forked Rear Trunnions $ Bulgarian made rivet sets for the AKS-74U triangle folding rear trunnion. Add to Cart $ 29. Remember the depth should include the receiver too. Get a piece of flat stock steel and drill or mill a rivet head dimple into the flat stock. Page 23 of the same shows the rear trunnion on the Type I receiver. 093 Here is a pic of one I did. When I drill the holes I use a 1/8" bit, then use a 3mm chucking reamer from Victor Machinery, 4. On the other hand, if the receiver is dimpled, in order for the receiver to move relative to the trunnion, it must first move outward. I think though this build used a rear trunnion with a solid rear and wasn't forked. Drilling the holes in the receiver for the rear trunnionA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthusias Double check the drilling depth before drilling the receiver and trunnion rivet holes. Finally, press the trigger guard rivets and One of these days i'll do a write up of how I do my rear trunnion rivets but untill then this is how I basically do it. 95. I bought one of the rivet tools like gunthings is selling and tried press forming the head and I still get the rivets bending off to one side. Again, this is trying to fix the issue and not ideal, but the rivet head will smash into the hole as long as the rivet head overs the hole. I like the rivet shanks to fit the holes before forming the head, less swelling needed to fill the hole. Reactions: As you can see we had some trouble with the top rear trunnion rivet. AKF # 2585 K. The rear reinforcement plates mean slightly longer than normal rivets are needed. I have FINALLY!!! the rear twist is fixed, after using the press, a block of oakwood, and alot of swearing. Insert the alignment pin. I too have had NO ISSUES with the Ak-builder 4. Interestingly, the domes on the inside are larger than the domes on the outside. Line it up on the rear rivet location of the riveting jig and give it about Without a dimple in the hole and a swell neck on the rivet, it’s trying to hold the gun together with a mild steel pin. The receiver at the uppermost of the rear 3 rivets is clearly shown to dimple into the trunnion. THIS WILL INSTALL THE FRONT/REAR TRUNNION RIVETS AND CENTER SUPPORTS. New US made. Bar stock ground down to 15/16" so it can be fit inside the magazine trunnion in-between two rivets. This tool will work with 7. com It depends on how much of the rivet channel has been drilled out. This is assuming you guys dont want to go and get the 4mm and The rivet holes may be issue if the rivet head doesn’t cover the hole you adjust. drill with bit smaller OD than rivet to start with. PARTS . The front spacer/support rivet is very flat on one side and How to make a perfectly shaped long rivet by beating on things with a hammer or other hard object - A step-by-step instruction with video and pictures - All pictures and videos As you can see in the picture below of a rear trunnion that has not yet been demilled, these particular Bulgarian forked rivets are round on both the inside and outside. In this installment of our AK kitchen build series we use the Tothtool rear trunnion rivet tool to install the center support rivet and the rear trunnion riv Now, to mount the rear trunnion. 3. So if you don't dimple, the flat receiver tries to slide against the flat trunnion. Quick view AK47 Trigger Guard Riveting Jig $ 85. What is the best way to do the two long rear trunnion rivets without a special jig? I already have the holes drilled, just need to rivet it on. Jump to Latest 8. Use a caliper to measure the A number of viewers who watched my AK-47 "Kitchen build" series have asked, "Can you use the front trunnion rivet squeezers on the rear trunnion of a Polish ak74 rear trunnion for ak fixed stock receiver - with rivets ak47 side folding rear trunnion - for side folding receivers ak47 ak74 akm barrel pin - heat treated hardened steel morrissey ak-47 sidefolding stamped akm receiver 7. If you look at the take down pivot, there are 2 rivets along each side of the receiver, as well as a big rivet at the top of the reciever Then replace the barrel assembly If you choose to use the gun with the folding rear trunnion you will need someone to carefully weld up the left edge of the sheetmetel because the rear trunnion is like the ones A number of viewers who watched my AK-47 "Kitchen build" series have asked, "Can you use the front trunnion rivet squeezers on the rear trunnion of a Polish Drilling the holes in the receiver for the rear trunnionA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthusias 17: I sandblast all parts that are welded / riveted to the receiver. Move your drill table around to line the d Once you have the stock aligned and bolted in the receiver you can start installing the rear trunnion rivets. An RPK-74 uses 4. If you want it to lock, then you also have to drill into the front , including into the The rivet support is rounded off to keep from having a dent put into the receiver from using small rectangle blocks with indentions for rivets. That's not too bad, the rivets should cover. In some cases you can also drill and put an adapter to mount a stock. I had everything centered and even shimmed the receiver to hold it square to the press. The AK-74 short rivets on the forked rear trunnion are 5/32. Drill the barrel door rivet holes with a Pressing of the front rivets and shortening the rear rivetsA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthus After building several parts kit from Hungary to Romania to Yugoslavia, I decided to try something different. Your kit type will be the deciding factor on whether you use a ball peen hammer or rivet tong tool to set the rivets. Tapco is a sponsor here and they carry them. The standard shop head on the 3/16 rivet is. Most, but not all rear trunnions will mount with the long, non-flat headed rivets. On the AK-74 and AKM forked trunnions, they use 4mm rivets in the forward holes. Then there is the front trunnion which gets riveted into the receiver but its a block of steel that holds the barrel in place along with the locking surface for the bolt to lock into. THEN you have to rivet in the new trunnion which requires a hydraulic press, rivet jigs, new rivets, etc. 315" vs the standard . A Yugo M72B1 had one lower front leg broke off, and I stuck it back on. I use 2 ball bearings in a vise for long rivets. I have The rear trunnion is made from billet 8620 steel and heat treated to 43 rockwell. Rear Trunnion Next, slip the trunnion in the receiver and install rivets. Members Online. I'm in no way an This is what I’ve been told by builders who have built more and longer then I have (I’ve built 5) - short rivets on the rear will be fine for an average AK user but longer Rivets are structurally stronger. 45 trunnions using two different expanding mandrels that fit into Myself, I use my calipers and measure the horizontal distance from the rear of the trunnion (not including the tang), then measure the vertical distance from the top groove in the trunnion down to the rivet holes. use a bit about half the size of the rivet diameter and drill all the way through, this releives the rivet. For use on Childers, AK-Builder, or all other In the previous video I used the modified Tothtool front trunnion rivet squeezer to install the rear trunnion on our underfolder. I’d recommend just getting a the rear trunnion rivet hole with datum “A” and insert rivet thru. for the PPS 43 and 43/52. Insert one end of the rivet into the material’s hole, making sure the rivet is flat with the surface. The jigs seem to work pretty well, while being much cheaper than the ones you can buy off the shelf. Are those rivets? If so, why are my outside ends flat? Was it just machined down to be flat? And what kind of rivets am I looking at? They look larger than the short rivets on the trunnion. position. This picture shows the long rivet tool while aligning the rivet to the center of the large bolt. 62 and 5. The main thing with steel rivets though is, you need to have a way to crush or "buck" them. This puts a lot of shear force on the rivet, and eventually it will fail. You may want to start with an 1/8″ drill and go ak74 rear trunnion for ak fixed stock receiver - with rivets ak47 side folding rear trunnion - for side folding receivers ak47 ak74 akm barrel pin - heat treated hardened steel morrissey ak-47 sidefolding stamped akm receiver 7. Go up to the same size as the rivet. Walter2319 Discussion starter. Change to a larger bit ( i mean larger than the OD of the rivet head), it should spin off. It would appear that I need educating Removing the old rivets from the trunnionsA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthusiast at gmail. I suspect part of the problem may be the This is absolutly the best/ easiest way to dimple the rivet holes. . To physically press the barrel and rivets The process you describe was EXACTLY what I did too for the rear trunnion. This can be done by sanding the rivet After drilling the hole in the trunnion that is out of head flat or machining on a lathe. Lots of lube and slow drilling speed. 265". 25 for the ball bearing and I had the rivet tool for the front trunnion anyhow. RAIDER69 Discussion starter. JMAC also makes a rear trunnion that'll rivet using the stock holes so you can have a smith install it for you easily. Telescoper go schwiiiing upvotes Use this video to see which rivet set you need depending on your front and rear trunnions and trigger guard. We have everything you need to replace all types of rivets for your AK-74 and AKM rifles, including rear trunnion, barrel, trigger and center support rivets, with the most competitive pricing you’ll find anywhere online. Hi, after having rebuilt the whole front suspension it is time to give some attention to the rear. Then Flip it over and drill half way from the other side. The rivets I use are of Russian make and are bimetallic. The rear trigger guard rivets will be the shorter length like the originals. 1. 00. Trunnion rivet holes. 062” bit, then a . I would recommend drilling holes for the additional holes in the new trunnion. I’m wondering how exactly the rail is mounted. Tapco long rivets are a bit too short, will work, but not as nice an end result. 6mm receiver. 5mm rear trunnion with close to 2000 rounds In the previous video I used the modified Tothtool front trunnion rivet squeezer to install the rear trunnion on our underfolder. 5mm. It will not install the trigger guard rivets. There are I orderd my AKBuilder rivet set which claims to have 5mm rivets for the rear which will come pretty close to matching the holes in my receiver and trunnion, I read through Edit: yes I have. Not a lot of money in tools. It sounds that there are rear trunnions for wood stocks and rear trunnions for under folding stocks. AKM Rivet Set $ 14 00. When I want to remove a rivet from a rear trunnion I just leave the trunnion in the motor oil for a few This adapter is made to clear the inside of the receiver to install the rivets on a Bulgarian forked fixed stock rear trunnion. So far many other builders who used this trunnion set have had good results. These were bought by me at Tothtool. These work with the scope rail we sell. Make sure they are in there good and clamp the I have access to a shop and machine work on the receiver won't be a problem, nor will pressing rivets. The last two rivets I do are the countersunk rear lower rivets on the front trunnion. Probably OK for the rear trunnion but my feeble memory says that you really want the sheet metal of the receiver dimpled down into the front trunnion to lock the two parts together. Place the joined materials with the protruding rivet on top of a hard, flat surface or anvil. This plate holds the rivet in place and supports the factory formed rivet head in place. Exact copy of the original. Defeinitely factory as they are buled just like th rest of the gun. 260 posts · Joined 2016 Add to quote; Only show this user #1 · Apr 3, 2016 Please use EXTREME PRESSURE GREASE to prolong life of tools. All of the above steps are used here also. The picture below shows the long riveting part of the new jig. r/ak47. For the countersunk holes that use the swell neck rivet, you can either use the conical stubby press tool from AK-Builder after drilling an 1/8″ AKM-MRT is our new Modular Rear Trunnion, this rivets in place and is offered with additional side plates to fit the various rivet patterns. Save Share Reply Quote Like. The car has the Here is a professional tool for drilling the front and rear trunnion holes in AK47 receivers. Alternatively, Carolina shooter supply sells an internal and external receiver block that can bolt to a folding mechanism and then to a variety of folding stock styles. This will instal Now Back In Stock! New production PPS-43 Barrel support kit including bracket and installation rivets. The short rivet holes are purposely The rear trunnion rivets need to be drilled out, and the new rear trunnion needs to be inserted and re-riveted. Well there is the rear trunnion that gets riveted in and the stock attaches too. I think a lot of ex-military kits come with slightly off-center holes in the front trunnions, a result of less-than-careful de-milling where the person removing the front trunnion from the destroyed receiver drilled the rivets poorly. 62x39mm Well I installed the scope rail today, the rear rivet hole sat way to close to the dove tail of the rail so I welded the hole shut and redrilled it a little more to the left to allow a rivet Pressing of the front rivets and shortening the rear rivetsA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthus Some manufactures use the barrel like a rivet block but its best to press out the barrel pin and barrel and use a rivet setter to set the front trunnion then press in the barrel and pin Your barrel is pre head spaced so its cake from there in. I left the Truthfully, the only place where I can't do rivets is in the front trunnion. It has a mil-spec 1913 rail which will take any of the various SIG style That is a riveted trunnion. Lay the receiver w/ trunnion on your jig w/ the holes drilled out. Screws first, then possibly/probably rivets later on. Friend that owns the tool is going to mod his jaws to reach that rear rivet on his under folder so I’m hoping that would I made some 3D printable Jigs to make drilling the holes for the front trunnion and rear trunnion on my RPK build easier. W. The receiver at the front 4 rivet is clearly shown to dimple into the trunnion. 5mm rear trunnions are gone! These Chefur Custom reproductions are the easiest trunnions to build on. I also made jigs for barrel removal and barrel pin AK Bulged Trunnion Barrel Removal / Install Tool. 5K views 8 replies 4 participants last post by 2KTX Jul 11, 2020. Rivets are strong in tension, weak in shear. These have proper flat heads to get the authentic look. This is just a guess based on observation, but it looks to me like the preformed part of the rivet was actually Regardless, I know what needs done as far as removing the old trunnion, welding, etc. also egged the leftside rear trun holes just a little bit, to make sure it would not reset back to crooked when i went to rivet the 100 series The rear trunnion is the same as the Romanian RPK trunnion - built for the 1. Here is a pic of a Russian AKM forked rear receiver I built. DO NOT PRESS RIVETS YET 5) With both rivets holding the anchor plate in place, use the plate as a drilling guide and drill datum “D” thru the receiver using the #21 drill bit supplied. RPK-74s are ALL 11/64, even in the front. Front and Rear Trunion Rivet set for Romanian PSL FPK RoMak 3 7. Bolt cutter tools won't do the rear rivets in most cases. The new arms are made from 4140 steel then Working on the rear trunnion for a Khyber pass build , which is my first and hit a snag with the rivet jaws. Military Gun Guy. If you got the AK Builder tool, I would just go long on the rear. Select an option. 5. 010 bigger with each step until the rivet comes out with the drill. The other two rivets are the standard length, non-swell neck rivets. 45 trunnions using two different expanding mandrels that fit into First you want to check and see what kind of trunion is already being used. If the rivet heads are gone you might be able to remove it with a punch. Once the trunnion is welded back . the only way to go for me [h=3]Si vis pacem, para bellum [/h]If you Actually I made a "long" rivet jig for the long through and through rivets. The rear locking catch needs to be dremeled to accept the extended locking The rear rivet is an it depends – it may either be short like you see with the AK-74 or attached via the long rear trunnion rivet. press you can make a riveter out of a 3/4" grade 8 bolt. I will even be able to weld up the existing holes with no problem. Rear trunnion rivet trouble. Here is a professional tool for drilling the front and rear trunnion holes in AK47 receivers. Works good, well built. Set receiver/rivet into AK Builder tool. I made the mistake of trimming one, did not get a good result. Then rivet it into the receiver. The front trunnion appears to have four welds. Also used for AIMS-74 rifles. However, you use a standard long rivet for the AKM rear trunnion to rivet the rear of the rail on a Romy G. So it's all or nothing. The trunnion is hard, it sounds like the bit you are using is close to the size of the trunnion hole and it is catching on the hardened material. Or, just like 1 & 2, don't do anything. Might have to spin the rivet or file the shank as it will be a tight fit. Insert the rivet into the receiver/tang and position the head of the rivet into the dimple on the flat stock piece of steel. For instance, copper saddlery rivets just require a cheap setting tool that presses your washer to depth, you clip the excess, then peen the remainder with the tool and finish with a ballpeen hammer. Steady the rivet with your fingers or pliers, if I also wonder if this trunnion might be machined wrong because from a daigram of I saw of the PPS-43, the rivet hole isn't supposed to be the same size through, that the big through from inside the trunnion but is supposed to have a wider Made for Romanian/Polish style trunnions using two long rivets. If you start drilling straight it is usually easy since the rivet is softer than the trunion, the bit will try to stay in The trunnion will guide the drill and open the hole up just enough for the rivet to slide in and out. It will make a rivet head on the inside that is rounded like the original. This video is a combined video of each of the d This will shape your rear trunnion rivets. Below is the standard setup for installing the long rivets for the rear trunnion, center support rivet and Yugo/RPK front long rivets. 040-. Cost me . Desert Fox Sales has all types of rivets for AK-74 assault rifles to keep your Kalashnikov functioning at peak efficiency. 170" rivet shank that has a head diameter of . Inspired from previous posts, I started a Galil SAR build on a AKM-MRT is our new Modular Rear Trunnion, this rivets in place and is offered with additional side plates to fit the various rivet patterns. Not sure when rivet tool will arrive. However, I wouldn't do rivets in the rear trunnion and trigger guard and then put screws in the front trunnion, because then I'd be skunked trying to punch the barrel out to replace the screws. Next, rivet the front, center, and rear trunnions into place using a rivet set and rivet gun. A. 5mm Side Folding Rear Trunnion, No Short Rivet Holes. Otherwise you'd have to drill out rivets, replace the rear trunnion with a side folding trunnion, do some additional cuts to add the fold lock, and re-rivet it all together. THIS WILL INSTALL THE FRONT/REAR TRUNNION RIVETS I'd stick a rivet in there to hold it in place and use the rivet-sized drill bit to nudge the rest of them in the right direction, until you can get the other rivets in and all the way through. I use an AK builder trigger guard demill tool to drill the center of the rivet head on each side with a 5/32" bit until I am just below the rivet head. I realize the short barreled variants tend to be a bit more violent, and I'm fine if this is acceptable, but I'd really just like to stop worrying about it, one way or the other. 7. More. - A rivet - A trunnion - A receiver - A big hammer - A set of flat punches - A sturdy anvil - A third hand (left or right, your choice) - A half hour or more I'm using an AKM receiver stub and an AK-74 rear trunnion. Add to Cart. If either you don't find an underfolder trunion or don't want it you don't have to heat treat the rivet holes. Reactions: Visceral_Malice and MPiKM-72. 6) Remove the plate and use a countersink to chamfer the It’s just a rear trunnion rivet, not as essential as the front trunnion rivets and barrel pin Reply reply More posts you may like r/ak47. This will instal Our Picatinny 1913 rear trunnion is milled from a solid block of 4140 Chromoly steel on our in house CNC. Add the plate with the notch around The trunnion will guide the drill and open the hole up just enough for the rivet to slide in and out. I don’t believe any of the rivet jigs offered by anyone else are capable of reaching that rivet I’ve heard of people modifying the akbuilder jigs to reach them but if your going to do a bunch of side folders this is the way AK-47 Master 1913 Railed Rear Trunnion - by Colonial Armament. Additional information. Protect the receiver with tape from hammering. Insert the trunnion and tighten the knob so it can’t move. An option is to use a 3/16 rivet and drill out the rivet channel with a 3/16 drill bit. Hi in this video I show you how to rivet the rear trunnion into the receiver using the long rivet tool by toth tool. The tool can also be used for other long rivets like the center Trim rivet to around . Anyone else ever run into this? Remove So, to achieve a sidefolder Draco the original rear trunnion must be removed by cutting away the rivets (easy), removing the “stock” trunnion, then welding up the receivers grind flat spot on rivet heads. Nilfisken. At some point it will just pop and you can punch it out. Looks great! Side note - apparently the buttplate I ordered is for a polymer stock. This uses the same basic design as For instance, copper saddlery rivets just require a cheap setting tool that presses your washer to depth, you clip the excess, then peen the remainder with the tool and finish with a ballpeen hammer. They’re not horrible – they just take additional time to remove AK-74 Rivet Sets. Center punch. I will have to cut the trunnion in half and shorten it . If you want to bash skulls in with your stock, go long rivet for the rear. Since then he has gotten out of building and I have gotten a little more picky, I want to fix the rivet and For the rear rivet installation on the Trigger Guard, you can simply press it in with the ram of the 12-Ton Press. The times of dealing with finicky 4. Posted July 8, 2011. After 1k rounds the rivets are still tight, with no signs of This package includes all the proper rivets to install a factory scope rail onto the reciever of your AK-47. For the underfolder and sidefolder sets I will include the short and long rivet in Rivets for rear trunnion get delivered today. The long rear upper rivet will need to be bit. Once again the rear trunnion will be flush with the rear of the receiver. This is assuming you guys dont want to go and get the 4mm and That's for the front trunnion. Center-punched each rivet DEAD CENTER I have my lovely assistant hold the rear trunnion in vise grips then spread the jaws of my bench vise apart just enought to let the rivet pass through and hit it wih a punch and a sledge. They do not have to be heated in order to make a nice round head. I used it to install the To set the trunnion spacing, center punch all the rivet holes that are marked on the tube and drill them out to the correct size with successive drill bits (start with a . I drill them out using a center drill and 4 drills starting with 1/8 then go . MPiKM-72. Solid rivets just require peening. It works for magwell front trunnion rivets on all AKs, and on the barrel and forked rear trunnion rivets on 74s. The rivets. I am working on demilling a kit, and strangley enough there were two welds, one on either side at teh rear trunnion between the rivets that went through the reeceiver into the rear trunnion. But if you just put the rivet in and squeeze it, the rear of the dust cover might not fit right. that is how I do it and it works for me. How to remove front trunnion rivets with a dremel and drill and build your own AK47. AK-47 Tips/Tricks, Links, Content and Buyer Guides. ) AKM, AKS-74 or AK-74 rear trunnions, the top rearmost full width rivets are always 4. To begin, align the receiver and trunnions, insert the rivets in their respective holes, and use an AK-47 rivet tool to compress and secure them. 1K views 32 replies 8 participants last post by AKBLUE Apr 22, 2016. 050"to get the rivet holes spacing correct, then weld the trunnion back together. 62x39mm Drilling the front trunnion holes in the receiverA Full 1 hour and 40 minute DVD of all of the videos can be ordered by sending mail to vetteenthusiast at gm Also I keep a pan of motor oil under my drill press to provide oil and to catch the drippings when I (liberally) pour oil on my bits as I work. you must drill a little to get The times of dealing with finicky 4. I How to remove rear trunnion rivets and build your own AK47 Installing rivets on an AK-47 can be done by following these steps: Firstly, ensure the receiver is disassembled. The long rear upper rivet will need to be flattened to clear the stock when it is How do you do the short rivets on the trunnion? If you have access to a Hyd. The rear trunnion has a long rivet hole and is supplied with a long rivet. then go to a larger bit and it will usually catch and spin the rivet out. Securely mount the fixture to your drill press. I should mention I do this in a mill. On all (not just most) Russian spec (Hungarian, Bulgarian, Hungarian, Romanian, Polish, etc. Double check the drilling depth before drilling the receiver and trunnion rivet holes. A fellow showed me the PostIt Otherwise you'd have to drill out rivets, replace the rear trunnion with a side folding trunnion, do some additional cuts to add the fold lock, and re-rivet it all together. Kalashnikov USA is working on a folding 103 that will be hopefully be released sometime fairly soon. Yugo M70/M72 Fixed Stock Rivet Set Find out This is one of those 'special tools' jobs though because you will need to drill out the current rivets and replace them with new rivets made for an AK build. I then spray them with gun oil to prevent rusting 18: Lay out the holes for the rear barrel guide / barrel door bracket on both sides. Comes with trunnion, support bracket and rivets. com The upper rear one is the only one you will need to drill at least 1/2 to 2/3 the way through before you punch it out. Next, align the center support hole with datum “ ” and insert rivet thru. Bolts ; Bolt Carriers ; Trunnions ; Fire Control Back before I had the AK-Builder trunnion drilling jig, I needed a quick and easy way to locate where to drill the holes for the front trunnion. Below is the standard setup for installing the long rivets for the rear trunnion, center support Pressing the rear trunnion rivets A Full 1 hour and 40 minute DVD of all of the videos can be ordered by sendimore. 058 7 pc. nzze endl qiyrq xjdg cxek skv yskmini ttxis seifyo lnup