Based on the finnish military rifle, this is a historic rebuild of the finnish m31 suomi. The suomi kp31 is a submachine gun smg of finnish design that was mainly used during. Suomi kits are one of the few remaining parts kit bargains on the everchanging surplus parts market. The blueprints download page is a free to download resource of reference files that are firearms related. Refer to pn m31sgnptxx09bkxxrckt for complete diagram. Mar 20, 2010 i ordered a couple suomi m31 parts sets from copes distributing. I cannot help people with gun knowledge as much as i would like on here because there is always an expert out there that is way more qualified, so i thought this might be helpful and maybe even fun. Suomi m32 tank orpillbox submachine gun with 50round 4row magazine, no butt. Suomi m31 drum magazine carrier by lage mfg youtube. Removing the trigger group while the firearm is loaded will cause the striker to engage and possibly cause death or injury.
Disassembly proceduresbrp stg76w stemplesuomi using the multitool provided or an appropriate screwdriver, remove the threaded takedown bolt at the rear end of the receiver tube, just in front of the receivers end cap. A few months ago i decided i wanted to build a semiauto m31 suomi in 9mm from a. I am thinking not sure the internal diameter of the semi receivers are smaller so it will not take a smg bolt. I am trying to build deactivatedairsoft suomi m31 as my school degree work. Mar 16, 2017 this feature is not available right now. Shop for suomi 31 schematics with numrich gun parts. To start viewing messages, select the forum that you. Grids, guides, and measurements in pdfs, adobe acrobat. Jun 26, 2014 instructional video of our suomi m31 drum magazine carrier.
It is your responsibility to see if these firearms are legal to build in your area. Designed by aimo johannes lahti in the late 1920s, the suomi was instrumental in. The design arrangement also made the suomi kp31 rather heavy for a submachine gun but this in no way detracted from its battlefield usefulness for the weapon proved to be very accurate in the role especially at close quarters. Although manufacturing of the suomi in finland ceased in 1944, it was widely used throughout the world well into the 1990s. The bipod legs have incremental length adjustment and can be positively. The finnish k31 suomi was an huge part of the finns fight against russian troops in wwii. Discussion in gunsmithing and repairs started by expatqatar04, feb 22, 2009. Ordinary suomi m31 submachine gun was also too long to be operated efficiently inside the observation cupolas.
The kp31 is a gun that has always fascinated me, but im not sure how useful it would be since only the finns used it in combat the swedes and swiss built some under license for their own use. This is a long shot, but does anyone know of a source for replica plans for the finnish m31 submachinegun. Suomi m31 71rd 9mm drum mags at centerfire systems, inc. Suomi m31 9mm semiauto gun and game the friendliest gun. The suomi konepistooli m31 submachine gun m31 was a direct descendant of the m26, which was introduced to the public in 1925. It is used in the construction of a semi auto m31 rifle. Even tho i live in finland and its a finnish gun i cant find any blueprints on my own. Part carbine, part submachine gun, it was simply devastating. Calculate area dimensions in cad drawings or measure distance between lines. If this is your first visit, be sure to check out the faq by clicking the link above. Suomi m31 manual faced with the finnish intractability, the soviet union finally decided to take by force what it could not get through negotiations.
Centerfire has them for 450, and the ammo is everywhere, and magazines are cheap. Construct nbody models for m31 to correct the measurements for the contri. Until 1917, finland and the baltic states had been part of russia for several generations. Bunker version of suomi m31 submachine gun, designed for shooting from inside bunker observation cupolas with short stock and flattened barrel jacket. Designed by aimo johannes lahti in the late 1920s, the suomi was instrumental in defending finland against the soviet invasion during the winter war of 193940 and continuation war from 194144.
Suomi m31 parts kit with horizontal cut receiver and original barrel slant shroud. It is a descendant of the m22 prototype and the kp26 production model, which was revealed to the public in 1925. I have searched high and low online and it seems that the only thing that really needs to be within spec is the magazinespre ban. This tube has a smaller id than the original m31 machine gun. Hey guys, ive been thinking about getting one of these for a while now just to have fun with. I found a place that has original stocks at a reasonable price. I recently sold a 1954 russian sks and was looking for my next buy when i discovered that the suomi was still being sold. If you have any questions regarding this item, you should contact the seller before bidding. Finlands famous submachine gun september 12, 2017 ian mccollum submachine guns, video 39 designed by finlands most notable arms inventor, aimo lahti, the m31 suomi submachine gun is an iconic weapon of the winter war and the continuation war. Allied armaments new sponsor rules semi auto suomi, kp31, or m31 so how.
The semi auto builders forum archive gunboards forums. The suomi kp 31 suomikonepistooli or finlandsubmachine gun, literally. The suomikonepistooli m31 submachine gun m31 was a direct descendant of the m26, which was introduced to the public in 1925. I have been trying to determine if the m31 is ny legal. It is credited as an influence to subsequent machine gun designs including the ppsh and others. Barrel cover od and length, barrel cover vent hole width and length, receiver total length inc. Does anyone know where i can find a m16 or m4 blueprint with all measurements that can be downloaded. I asked my local gun shop and they had no idea even what the gun was and then tried to tell me how 9mm and 7. The slots on the top and bottom must be machined by the builder per batf specifications. Note that the drawing images must have been enabled to be measured. Finnish suomi m31 build the m31 submachine gun is a neat weapon. This kit is to build a tnw semi auto m31 rifle from your diagonal torch cut kit. Suomi m31 9mm parts kit the suomi finland submachine gun was developed by finnish arms designer aimo lachti in 19201930 period and adopted by finnish army in 1931 as suomikp model 1931, or simply kp31. Suomi m31 9mm semiautomatic currently available for us purchase.
Suomi smg was manufactured by finnish company tikkakoski oy, and licensed to denmark, sweden and switzerland. Use the measuring tools to measure distances and areas of objects in pdf documents. If you find that you need to remove the trigger housing caution should be taken to prevent losing parts. The winter war was a result of the major political events taking place in europe during the 1930s. The suomi kp31m31 was a revolutionary sub machine gun smg designed and used by finland during the wwii era, specifically in the winter war against russia. Ordinary suomi m31 submachine gun had barrel jacket, which made shooting the weapon from narrow vision slits difficult and also sights and butt structure poorly suited for this use. I am referring to the tnw manufactured, semiautomatic, reproduction of the suomi m31 submachine gun. This is a semiautomatic version of finlands famed suomi submachine gun they used during the winter war of 1940 and throughout wwii. Business hours monday through friday 9am to 5pm saturday 9am to 12pm close sundays. Hello i,m from spain, i have a deactivated suomi kp31 9mm is a mfg by tikkaoski the serial number on receiver is very low serial number 7417 on receiver no match with other number on barrel, receiver cap the stock is same number receiver. Yes, the ppsh41 is indeed largely a poor copy of the suomi m31. It has run flawless, so im hoping this tnw m31 runs good as well.
Kp stands for konepistooli automatic pistol in finnish language. Star bm 9mm firing pin diminsions browning machine gun shop manual. By continuing to browse sketchfab, you agree to the use of cookies for advertising and audience measurement purposes. For all of the time you will spend building a semiauto from a parts kit, you might as well buy a m31 semi auto from tnw. Kokalis has found a source for a fullytransferable, yet relatively. M31 home builders kit without stock and barrel, includes 36rd stick magazine. Im around the pittsburgh area and i would like to find one in a shop that i could handle before i bought it but i dont know any place that has one in stock. Finland machinepistol is a submachine gun smg of finnish design that was mainly used during world war ii.
Have sa stamp on rear sight and patent 1932,for my the suomi m31 is the best smg in wwii. Anybody here own one of the suomi m31 9mm semiauto rifles. You can contact the seller by clicking on the sellers nickname. I have two suomi m31 smg kits it was sad to see those beautiful heavyduty cut up receivers and a semi m31 rifle. I had to redesign the firing pin and fix a few other things but all of that was nothing compared with the money and time it would take to build one from scratch. May 17, 2012 for all of the time you will spend building a semiauto from a parts kit, you might as well buy a m31 semi auto from tnw. Over 25 years in the firearms business see our latest edeal shipping info got a question.
Suomi m31 finnish complete parts kit with 2 cut reciever 102211 picture 7. Suomi m31 sub gun reactivation mississippi gun owners. Suomi m31 finnish complete parts kit with 2 cut reciever. This suomi m31 has been converted to semiautomatic and fires 9mm parabellum rounds from a 36 round stick magazine. Finnish m31 suomi semi auto submachine style rifle chambered for 9mm. I have seen them in the centerfiresystems catolog but i hate to buy. The suomi kp31 suomi konepistooli or finlandsubmachine gun, literally. First and foremost, you must be 18 years or older to build a semiautomatic rifle, receiver or any other shoulder fired, rifle style, firearm. I ordered a couple suomi m31 parts sets from copes distributing. Anybody have any experience with them and could tell me about one. The suomi kp31 m31 was a revolutionary sub machine gun smg designed and used by finland during the wwii era, specifically in the winter war against russia. To start viewing messages, select the forum that you want to visit from the selection below.
I also have the suomi m44kp44 made by tnw 9mm clone of the pps43, it uses the same magsdrums as the m31. We determine the velocity vector of m31 with respect to the milky way and use. The receiver is not a tube like a sten or the owen smg but is milled from a forging. Hello again, i wanted to start this thread as a way to give a little back to the forum that has tought me so much. After mining, the silica sands of mol m31, m32 and m34 are industrially processed. Many blueprints of historically important and hard to find receiver templates are included and some files contain autocad drawings and 3d part files.
Any firearms produced from plans are to be considered prototypes and must be treated as such in use and testing. These rifles were built by tnw firearms using original finnish suomi m31 rifle parts kits, and new milled us semiautomatic receivers. If you have purchased a torched cut m31 kit from a third party you need this kit to build a rifle out of it. The steel around the ejection port looks to be about 14 thicklol. Please note all kits now ship requiring a signature confirmation.
Suomi m31 9mm semiauto gun and game the friendliest. In 1932 or 1933 a certain finnish spy working for the soviets managed to steal blueprints for the suomi m31 and take them to the ussr. Suomi m31 9mm parts kit the suomi finland submachine gun was developed by finnish arms designer aimo lachti in 19201930 period and adopted by finnish army in 1931 as suomi kp model 1931, or simply kp31. Free firearm blueprint downloads the blueprints download page is a free to download resource of reference files that are firearms related. The suomi m31 is about to become the great equalizer. Seller assumes all responsibility for listing this item. Original 36round stick magazine for suomi m31, 9mm. I am thinking not sure the internal diameter of the semi receivers are smaller so it. Stemplesuomi brps stg76w stemplesuomi submachine gun is a totally successful recreation of its famous finnish predecessor, one of the most highly regarded designs ever developed. To be accepted by the military they needed to pass an accuracy test. I mainly need the measurements for the external parts. Of all the semiautomatic firearms that one can build, the. Construction included machining and forging of the vital. Ak bolt carrier bolt reference dimensions watch this space finally done.
I think it would be cheaper to buy a semi m31 and see if you can convert to fa. A few months ago i decided i wanted to build a semiauto m31 suomi in 9mm from a torched parts kit. The m31 is from 1930 or 1931 and known for precise milling and match or nearly match grade barrels. Instructional video of our suomi m31 drum magazine carrier.