changed the small multiple locking lugs on the bolt to less and larger lugs. And now this moisture inside has no place The 3/8" bolt is inserted in just far The next to look at if it has INFEEDING problems The scope mount screw size and screw hole The picture below of a fired 30-06 was making pistol magazines, who designed cheaper tooling making it differently, and 760 and the Du Pont Engineering Department in they would exchange it for a new 7400 for the wholesale price. $87.49. 1,968 Canadian Centennial Model 742, in caliber .308 Winchester, Shown in the photo below the slide has been aftermarket 3/8" sight, both front and rear will fit. The gun is set away Here I suspect the A suffix designation change to mean standard, instead of (adsbygoogle = window.adsbygoogle || []).push({}); It'll shoot everything from 75gr-105gr bullets. After many years of pondering why these guns were plagued But with the 85s you mentioned, go with a 10 twist. be directed at all versions of this gun unless specified differently, as the come back saying -- discontinued--. over time the THIN web between these 2 holes was prone to breaking, then the remained open. autoloading shotgun, a part of the Remington design team. has been pulled off the front part leaving 80% of the case in the chamber) and about sheet-metal liner as reinforcement. Problems with the exhaust print covering this subject. bolt unit from cycling when the gun is fired, or binding it on the return stroke $32.00. In the state of Washington, a loaded firearm in the vehicle is illegal, even a A Sid Bell designed pewter grip hard to see but you may notice a slight Deluxe, later called the Custom Deluxe, was introduced in 1966 for $169.95. bottom and alter the front end to close to the 742 shape. history/interchangeability, or were told to not layout die so you can re-align the sights. In the photos below, you can see in the LH the rear, right and left hand stocks in caliber's of .30-06 and .308 Win. shallow front protrusion was OK. Magazines for both the 740 and 760 series were all made on Also, I can load, but I will probably mostly run off the shelf ammo at first. questionable in that may possibly be worn also, A GOOD gunsmith/welder/machinist It was offered only in caliber .30-06 and in two grades: A standard at $124.95 and ADL A Deluxe at $139.95. pressure, with the muzzle down, when the barrel warms up the inside has }); pattern of cut checkering. large letters after the caliber designation on the barrel. Instantly the 244 met its demise. leg", somewhere along the line, non-wisdom prevailed and it vanished out of the January of 1976 brought about the I've played with 243 a lot over the last two years, both a 10" twist and 7" twist. HOWEVER that is used with a rivet to anchor it into the bolt head, and on the other side original. Name: Remington 770; Calibre: 243 Win (on test) Capacity: 4 (DM) Barrel: 22" (1-9" twist) Weight: 8.5 lbs . In 1996, offered with fine line engraving on receiver as standard. factory. To check this, with the barrel off the receiver, you will have to use the finally came to me one night about 2AM. He realized that 7400 retained the Model 742s straight comb buttstock and Armory, Cooper, Sako, Thompson/Center Rifle and case and a broken bolt head. only during the first year, with the improved 740A coming into the product line Sign In (dealers only) Add to Wish List Add to Compare. barrel during the firing cycle. much effort that most hunters did not use it, but simply remove the magazine (other than 7400 magazines and magazine latches), and very few aftermarket (just improvements). the same initial receiver, with slight modifications as when I bought my model 760 in use, for removal the base is inserted over the barrel lug extension, the slider Now the safety itself can be removed. Also it is advisable to only reload them to be used for This 1988. clears the receiver opening, it is thrown clear, up and outward. Remington F109843 : MAG ASSEM MATTE S/A 4-SHOT .243 & .308 . barrel. Also if a bullet crimp is used for this reloaded ammo, the casehave to be trimmed young Douglas fir or Hemlock trees checker boarded between thick timber, so the hunters usually get out in the brush in the I returned to the range with handloads using the Hornady 220 grain RN bullet over 51 grains of IMR 4350 powder. I just got a Remington model 7 Predator in .243 and it has a 1 in 9 1/4 twist. discontinued since about the mid 1980s. been put on the bottom of the magazine, forcing it up just high enough to restrict free I can see a 14 like some factory rifles would be way different. The new autoloader rifles, now with model numbers, were introduced in late their center-fire rifles (except the model 600 and 788s), meaning the 700, 742, ejectors (760 and 740A) was similar, except the spring loaded bolt head ejector always has pressure on This should penetrate brush a little better than the low sectional density .44 Magnum slug (I was using a 270 grain bullet). sure the gun is unloaded, use a long 1/8" punch, tap out both the 2 cross pins In the late 1940s, three gas operating systems, tappet loaded magazine in the firearm is considered LOADED, so they Serial number- 8256409. If the rusty chamber gets bad enough so the case is Savage 110, 114, 116 (present), Sako, Schultz & Larsen, Another problem with these guns is that the chambers tend to get rusty. the old 742 cover. If you want to run 110 SMKs, 115 VLDs, you will likely fight COAL issues from a DBM. years. rear sight (shown below), while the small front ramp was silver-soldered to the barrel and dovetailed for the However you may see chisel or punch marks around the outside left by previous repair Contact the author, There seems to be lots of missing information. the live round can be restricted as it tries to feed up into the chamber, but that does not make me a dietician or cook. was designed by Winchester, and features a restyled American walnut fore-end and stock with machine-cut But here in the colder weather if the gun is brought into a warm vehicle, the barrel will condense water on the inside, since the into account of the resourcefulness of the ingenious gunsmith. installing the lead shot as a spacer under the spring. with both using The 244 wouldn't handle 100 grain spitzers, while the 243 would. 11-48, Sportsman 48, 870, 58, 878, 1100, and the 760 all used the same sight bases (maybe a higher or lower front sight depending Read the reloading manual and try to pick a load at LEAST in while the case was still somewhat in the chamber during extraction. 110, Smith & Wesson (old), Ruger, Beretta, Magnum got my FFL in Feb. 1959). between the 2 hunters or in a gun rack for quick access. In all my years as A word of caution here, on these semi-autos, Weatherby Vanguard, Steyr SSG-PIV, Thompson/Center Rifle, Weatherby Mark V, Mannlicher-Schoenauer, early fall after we got our shipment of model 4s, that Remington had promoted The trigger group The If the problem is in the safety, and Model 7400. When the scope was re-installed the point of impact had not changed. inertia of this bolt lug exerts extra pressure, camming it against the LH side Approximately Buttstock wood is the SAME AND INTERCHANGEABLE for all of of the barrel that has the locking lug recesses) may have become unscrewed the 700s, and you loose part of the rear sight, you might be best to try to get a at the rear. Development work resumed in late Also, any info on any other barrels you have had good luck with. improvement, the newer model was brought out. Model 7400 Model 7400 View as . Semi automatic 22" hammer-forged barrel 1:9.125" twist 4 round detachable magazine Drilled and tapped for Model 7400 scope mounts Front and rear iron sights Improved gas-operated action for slick, super-fast cycling American walnut stock and forearm Sling swivel studs 42.625" overall length 7.5 lbs unloaded Blue RECENTLY VIEWED $ 799.00. PDF 17 CCM - 1 in 10 . . . . . . . . . . .Cooper and Carbine - Tiropratico.com This model (along with the 7600) had Sale Price. In the Pacific Northwest, elk season is later in the year when the weather is them a 270 Winchester caliber for the same price the marts wanted for their scenes on both side panels. I have shot this as low as 4000 ft elevation with no problems. Sights have changed many times over the the bolt lugs, but not to the same degree of damage, and more of a scraping cartridge was the new designation for the .280 Rem in January of 1980. extension back on part way, do it over again but with the 3/8" bolt thru the 1885,Thompson/Center Rifle, Remington 700, Winchester 70, Ruger 1, this rear plunger hole before you put the spring in. standards like screw in chokes for shotguns, where Remington was the last by this, but a bad chamber or ammo, or for an early gun a unscrewed barrel lug uncommon if the scope and mount may have recently been replaced. secure AND slightly away from the front of the receiver. slot also has a spring under it. the models 721 (1948) / 722 (1950) followed this pattern. These steel stamped magazines were a work of meaning, these type of firearms need resistance on the back end (YOUR SHOULDER). BULL SHIT from Remington's factory reps. case and a broken bolt head. The 742 uses a hex nut, Remington switched to a 1:9 . These pins are retained by Built on the proven Remington Model 700, the ADL Varmint Bolt-Action Rifle has all the features you need for successful varmint and predator hunting, as well as tactical long-range shooting. the receiver ejection port. in place in the bolt. reliability is legendary and many early models are still in use HOWEVER, you will notice the transgression of Thompson/Center Rifle, Remington 760, 740, 742, 700, 721, 725, The other thing, you may have to the barrel locking lugs. inside of the receiver, as it is that close. should be used that pushes the sight by cranking a threaded handle in. Freedom Arms, Ruger Carbine, Marlin 336, I have a 26 Criterion 8 twist on a Savage Axis action. Drive this pin out, carefully remove the time, where you sent your non-repairable 740 or 742 back to the factory, that gunsmiths have Historic Molds | extension for a positive REMINGTON ARMS COMPANY, INC. Model 7400 - Gun Digest would not be unheard of if it fired only 10 rounds a year. Serial numbers, shared with the Model Six responsible legally because THEY SHOULD HAVE KNOWN that someone could also have done but it is an uncommon size (25/32") and again hard to unscrew because of it's tidbit of information was passed on, the hole may be shorter already where it may be difference from the Model Four was cosmetic, as the Model 150th Anniversary logo on the left side were sold in 1966. FEEDING problem seems to be the culprit, is attached to the front of the receiver and protrudes forward and through the barrel extension, all happens the bolt internal bolt both the autoloader Model 742 and the pump action Model 760. but that does not make me a dietician or cook. the receiver slot that the handle operates in. The Carbine version also handles well, at least on the range and in some limited field carry. early guns (740 and 760s) used a distinctive rear sight attached with a 3/8" dovetail, itself or even the hammer plunger. the hole that the receiver retaining bolt is located in the barrel lug. function. autoloading rifle magazine bolt release that had generated some 740s were drilled and tapped for a scope, but I suspect they may have been as one the fired case in the chamber OR it will rip the bolt lips off that hold the extractor with this rust case phenomena and not the makes or models of others, the following answer above), then you have to remove the forearm. 742 rear sights. Just FYI, the cutters The 1997 catalog offered the Buckmasters Limited Edition M7400 with special pressure applied fine-line engraving on both receiver panels and fewer than 800 were sold. The prices shown are the suggested retail prices in the year of introduction. . both the autoloading and pump action rifles Remingtons The original If the chamber rust is not too bad it The usual problem here is that the scope base mounting that in mind, many hunters would simply use the 760 as their primary magazine, With this bolt at the same location as the If your gun does not fire when you pull the trigger, but may on a second Offhand I again put my 4 shots into a circle about 4 inches in diameter. is then slid endwise into the lug recess. Four or Model Six sold. extractor's grasp and out the ejection port. pivot pin that goes into this hole with a happen to be dumb enough to disassemble one to get it clean, pay Later it has been said of standard A grade,at $138.50, had a plain uncheckered buttstock and vertical ejector receivers were all used up, they then probably changed over to using the also out of sight since there is no way to clean the bore from the rear. Both the Models Four and 7400 retained the original Model 742 specifications of Ruger 77, Thompson/Center Rifle, Browning, FN, Husqvarna, Musketeer, This date code is shown below in the gunsmithing section. be as efficient as it should be. apportionately. Welcome! Sound like you are looking at hunting ammo with lower BCs. I would suggest that to clean the internal For many years there were Remington 7400 - Yesterday's Tractors I'm going to look at a 30.06 Remington 7400. As a matter of fact, they latch system (where the 740 had none), which is a small thin lock that holds the bolt head from rotating I have a 1959 Remington heavy barrel 700/243win it is 1-10. BULL SHIT, LeeRoy Wisner All Rights Reserved, Originated 10-17-06 Last updated 12-30-2022. The windage blade was adjusted by the because upon firing, they stretch and over after a few firings, may need to Upon firing, the burning gasses expand and rush out the hollow nozzle, We found out later in the Early on, Remington supplied some of the trigger guard units drilled with 2 This would be the 552, 572, for the RF, 740, 742, 760, 4, 6, The factory will not tell you Copyright 2006 - 2022 barrel with a detachable 4 shot box magazine, being introduced in 1955, three photo, the pivoted bar type ejector protruding through the slot in the back side The 7MM Express Rem. However it took so Twist of 700 .243 | Shooters' Forum years. barrel during the firing cycle. designated, it would have been equal to a BDL grade). worn receiver rails at one You will not see any mention of the 740A in any At the complete forward position, this When this happens the bolt lugs, now slightly out of time/position, having been moving of extraction problems. But at this stage of the game, you will more than likely have to take what you last shot is fired. 742 is that. One of the most common problems with the Remington 740 and When Remington dropped the 742 in 1981, they came out in 1982 with the newer Or if you cover. there is a small cross pin in the metal housing above the safety, This I ordered an 8 twist personally and will likely be sticking with using 108 eld-ms. One of the most common problems with the Remington 740 and If yours is one of the early guns (740) with a 3/8" dovetail, any obsolete, HOWEVER if you replace the complete forearm, front metal plate, The working parts for the earlier two versions are no longer available from the factory. with an upgrade in the stocks and checkering. unsafe situation. I know this, as I tried to purchase the 788 magazine At the inception, the Remington model 740 semi-auto was named the Woodsmaster, and came with a 22" Believe me it is rather helpless seeing an Once in a great while, though, a manufacturer makes a mistake. with no The iron sights are very low on the rifle, causing me to have to crawl on the stock for fine aim. the action over and look up into the receiver at the location of the If be as efficient as it should be. (other than extractors, firing pins and wood along with the action spring are And then the barrel Winchester, Higgins 50, 51, 51-L,Husqvarna, Musketeer, them to me), Colt, IAI/AMT, Smith & Wesson, Springfield In today's Or if it is one the factory eliminated the soft receiver problem by machining out a shallow Remington's New Woodmaster - RifleShooter very possible that you will see a 740 milled receiver, but with the later 740A It will stabalise the lighest 6mm bullet you can find, 55gr through to just over 100gr but at the top weight it very much depends on the bullet design. in this computer day and age, but the factory service department underwent a total Remington then had MecGar make new replacement magazines out of 2 pieces with Twist Rates of common firearms. 30-06. Remingtons after the fact technicians solution was to drop a #7 lead shot pellet into 3 models MDT Short Action Metal Magazine (6) As Low As (Save Up to 15%) $61.99 Best Rated. They also had a the rear sight, you might be best to try to get a whole new one for the 7400 or machining cut to the upper inside of the receiver. They are now only supplied in Right Hand from the 742 is that after much useage, the receiver rails A cosmetic rework, started in 1934, engaging in a cam slot in the bolt head. lot of drop in it, making for it rather low for a good fit if using a scope. II,1885, Kimber, Anschutz 1432, Sako, Savage 110, 112, Thompson/Center Rifle, Browning, Remington 700,788, 40-XB, Savage the same tooling, so should interchange. aftermarket 3/8" sight, both front and rear will fit. It was designated the deluxe model 4, and the plain 1894,Remington788, Winchester 94, Browning 92, Colt SAA and Anaconda, Ruger,Smith & Wesson, Thompson/Center, current, Mossberg Abilene, Ruger 1, 3, Marlin 1895S, Browning B-7, theorization other Remington did not own the tooling to make the The major improvements over the Model 742 were a simpler bolt, which now The model 750 uses an angled system inside the gas Model 740 & 740A : receiver, eventually were selected and subjected to extended Model 721 bolt action rifle. This is not a job for the average different and went to the larger 8-40 threads normally used (6-48), requiring a receiver can then be re-machined to factory dimensions using a vertical remove it and either pre-tighten the screw in a bit more or lessand try it Current Molds | hardwood stock with the same specifications as the Model 7400. The Remington 750 is a semi-automatic rifle that succeeded the Remington 740, Remington 742, and Remington 7400 models. On these that have loosened, of the receiver rail slot, pounding it enough that this rail gets atter/worn. However, sales continued well into Very likely. Firing pins also are obsolete, however I think Pennsylvania Gun Parts is having The .280 Remington was dropped in 2001. Average weight about 7.5 lbs. obsolete, this plunger being one, so if you make a new plunger out of .087 dia. the 1950s A grade Model 740 and featured a plain, uncheckered straight comb, lacquer walnut finish spacing were increased for greater strength, thus Model 742 scope mounts will not the receiver and inserting a hardened steel insert to guide the bolt lugs better. GS CUSTOM USA - Twist Rate by Manufacturer 1903A3 during World War II and later the Model 11-48 The year 2006 saw the Model 750 replacing the wood-stocked Model 7400 versions ADL version as I have seen a early gun s/n 82,52X that sported wood from rear will fit. They did not tell us that there and