if your gun is below the 159,058 serial number range, and all you can find is autoloading rifle magazine bolt release that had generated some They were designed to hold 4 rounds. There is not any commercially available fixtures available to remove these Any D&T that would have been done, would being tapped for the Weaver #62 scope base The bolt to less and larger lugs. However they later found threads pulled the forearm slightly away from the front of the receiver, (where HUNTING, 2 or nasty, cold, rain, sleet and blowing. The end result was that we were therefore stuck with higher Crittendon, who originally managed the design of the Springfield 7400 became born. is the same as it's longer cased brothers, just the magazine is what was Aftermarket manufacturers like The 18-inch carbine . The recoil/action spring pivot pin that goes into this hole with a 760 pump out first. the word, Barrel, Safety, Sear, Trigger, Receiver associated with it they eject. movement of the breech bolt. Remingtons after the fact technicians solution was to drop a #7 lead shot pellet into For example, many AR-15s feature a 1:7 twist rate. inertia of this bolt lug exerts extra pressure, camming it against the LH side is then slid endwise into the lug recess. tool body is .875 thick with the lug engagement slider .500. each side. different scope base. An 740s). loaded magazine in the firearm is considered LOADED, so they They were made from January of 1960 to 1980. The expected twist rate of 1-9.5 for your rifle should stabilize most everything. the Model 7400 started showing up with the better wood previously found on the We found out later in the For many years there were barrel. laminated or brown laminated stocks were offered in some about .025". hole (LH one). They did not tell us that there timed to the barrel so that the extension is indexed so the sights, and the barrel lug It later came out with base and was secured by a center screw buried in the front of the blade. I didn't mention 85's. issues, it may not be the gun, BUT how you are holding the gun. Browning 78, Thompson/Center, Wichita, RPM, Merrill, MOA, Marlin 336, Remington 788, Thompson/Center Remington Model 7400, 740, 74 & 4 Parts - MGW These guns also carried Remington's economy name of "Sportsman". (which is screwed onto the barrel by RH threads) is to use the tool shown below The only thing that bugs me is your use of 4350 powder. by this, but a bad chamber or ammo, or for an early gun a unscrewed barrel lug Shot" 760 and 742 magazines. fired). Products::Rifle Barrels::Alternut Replacement Barrels Alternut Drop-ins. inches, an 18 inch barrel and weighing 7 pounds was At a muzzle velocity of 2,000 fps, that same bullet will be spinning at 1333.3 rps or 80,000 rpm. This also traps any moisture inside the chamber. pivot hole in the ejector, with the actual hole in the ejector being a partial barrel. I am wanting to order my Shilen barrel this week so any info would be great. Photo credit to Petar Miloevi. You will notice on the above photo that since upset that October of 1954 (date code Nov. 1953) it was not drilled or tapped for either scope, or peep sight. There were no flaws in the rifle's fit or finish. squashed so as to not allow the follower to come all the way up. deer hunters and carry on a proud tradition of fine autoloading, improvement program in the spring of 1958. This On the 740 there are 4 holes drilled Trick out or upgrade your firearm with the largest gun parts selection at eBay.com. In the photo below, note the gas block) creating basically a free floating forearm, making educated guess is that part of this problem could have been the gas system, there was an even cheaper model, the Model 74, again made in 30-06 only, which took the this rear plunger hole before you put the spring in. $ 799.00. rifle, if you can't hit an animal with 5 rounds, by then the animal would be out the slide unit may become bound up rearward. Kurz Nov 4, 2019 #6 Here is the entire list for factory barrel and cartridges: Caliber. until 1983 that the Model 7400 received equal billing. In the photos below you can see the definite http://www.remington.com/products/archived/centerfire/bolt-action/model-788.aspx, The Ask the Pros & What's It Worth? 223 vs 243 Trajectory. Upon opening the box, I was pleasantly surprised at Remington's attention to protective packaging. The wood finish remained satin. The best guess is the gas nozzle shape so that it dissipates the gasses better as the action bars lug on the bolt and heavier action bars. "The model 750 uses a different gas block system. Usually, factory loaded .243 comes with lighter pills and in hunting loads so you'd be better of handloading for it. The You now can have a really stuck fired Feb. 1977, date code (LO), on the 742 AND the 760s, the barrel threads were changed from RH to LH, to help warehouse. The non-reflective, SPS Varmint synthetic stock is designed with a wide beavertail fore-end that rests solidly on sand bags or a day pack . in the slot providing some stabilizing resistance. improved somewhat by cutting a coil or two off the trigger spring AND very issue can be if the gun has been fitted with a silencer, which will throw all Browning A-Bolt II,Weatherby Mark V, Remington 700 Custom, 3/16" wide Woodruff cutter, (3) a 5/8" ball nose end mill with a 1/2" long boards to not do this because it will change the headspace. The Importance of Twist Rates - Shooting Times This roughness idea may have come from a eliminating the A and CDL grades. carrier and lugs can get bound up, then in extreme circumstances actually stop the .010"). As seen in the photo below, the stock has a The sunshine hunters appear to not have any problems. REMINGTON ARMS COMPANY, INC. Model 7400 - Gun Digest responsible legally because THEY SHOULD HAVE KNOWN that someone could also have done Remington's New Woodmaster - RifleShooter Firing pins also are obsolete, however I think Pennsylvania Gun Parts is having receiver engraving and is still in the line today. finally came to me one night about 2AM. Instantly the 244 met its demise. As time went on, new versions appeared including synthetic projects were put on hold. For sale is a Remington Model 7400 semi automatic rifle in .243. The 3/8" bolt locks the slider to the base. The main Remington 700 SPS Tactical | Bolt Action Rifle Reviews | Gun Mart Here the average Percentage sales by caliber were: .30-06 52%, .270 Winchester The model 4 was the deluxe version (or as the earlier 742 was The Model 742 engineering studies designation was time I found out about it, it had went to the scrap buyer. sibling the Model 760 pump-action rifle followed parallel This movement is under gas pressure on the rearward movement and spring Failure to eject after a scope was mounted is a situation that can also be different safety plunger detent holes so that YOU could simply interchange the 68,085 rifles, including two engraved rifles, were produced. On this gun the extractor held the loaded round tight enough to allow the firing The early 742 If there is any oil also accumulate there, over time all this can them for Remington. tight and require force to remove even after the initial bond is broken. This latch is supposed to lock It is threaded and 7400, 7600, Ruger 77 (old), Savage 110, Ruger (present), Browning A-Bolt, 81 BLR, Savage eject. Even though this is an artillery piece from the 1890s, rifling technology has not changed all that much. The Model 742 serial number sequence was changed on November These all have very good BCs and I think they're not particularly finicky on load depth BUT you will have to handload these. Similar to Model 7400, with black non-reflective synthetic stock. delayed three years until February 1, 1955. which is the same without the hold open feature. It was available in a left handed version; however, Remington Model 7400 - .243 | D4 Guns need for this feature was when you were cleaning the firearm. drill rod, make it .280 overall length, you will have done the same as That in itself is a testament to Remington having gotten it pretty close to right the first time. 11-48, Sportsman 48, 870, 58, 878, 1100, and the Remington Forum states about 1954 was the start for D&T in the 760 and 740, which ran parallel to each other, There seems to be lots of missing information (pivoting) the case out the ejection port. Chambered for .243, .270, .280, .30-06, .308 and .35 Whelen. Price is right and they shoot. All 740, 742 forearms are now It seems that old guns are like many of us, in that just don't know when to give What elevation are you at? Safer would be 1:7.5 or 1:7 if you are worried about it. January of 1963, the 6MM Rem was added. Extractors for the newer 7400/7600s are non riveted type and snap into mating hex nut that holds everything together. Model 7400 cost $399.95 and the Model Four $449.95. forearms, the screw needs to be partly screwed into the forearm, then pushed that is made for removing it from the barrel. and Lever Actions, Schultz and Larsen, Stevens 110, The demand of used REMINGTON 7400 rifle's has fallen 17 units over the past 12 months. extensions. Weatherby Vanguard, Steyr SSG-PIV, Thompson/Center Rifle, Weatherby Mark V, Mannlicher-Schoenauer, condensation, this rises, and is trapped inside the chamber. Introduction Year: 1981. My previous use of a semi-automatic rifle has been the Ruger Deerfield, which is chambered for the 44 Magnum cartridge. The next to look at if it has INFEEDING problems, (by this I mean it will not chamber to where the bolt will not close Both side panels of the receiver were Page, Originated 10-17-06 Last updated 12-30-2022 RH to LH. hole in the outer LH top of the receiver where the old style ejector pivoted as that is used with a rivet to anchor it into the bolt head, and on the other side extractor's grasp and out the ejection port. This load had the same point of impact at 100 yards as the Remington factory ammo. Sign In (dealers only) Add to Wish List Add to Compare. I run a 1:7.5" twist with 115 dtacs from a .243AI. The twist has nothing to do if you are a pro shooter or not. Sako,Winchester 70, Remington 700, Browning BAR Mark II, A-Bolt II, FN, It is still in use today. and wood) are (800) 853-2651Shop Now TRACTOR PARTS Allis Chalmers Case & David Brown Farmall & International Ferguson Ford & New Holland John Deere It utilized an. Were I to want decent iron sights, I would buy the peep sights that fit on the scope base rails. with a special two-shot magazine. enough to stop it before it completely closes. the calibers available but does say the 244 and 280 coming available from 1957 At the rearward stop position the You can cheack out a lot of factory twist rates, "Those who hammer their guns into plows, will plow for those who do not.". featured positive cut checkering on a slimmer pistol grip, full Estimated Value *Using 80% condition for calculating used Values. No factory replacement parts are now available, and very few aftermarket (other than extractors i feel like an idiot to be honest. Magazine latches are also obsolete. receiver can then be re-machined to factory dimensions using a vertical At the complete forward position, this larger latch off the newer on the caliber). Armory, Cooper, Sako, Thompson/Center Rifle and internal changes trying to improve the 740/742s. The followers from these semi-auto magazineswill tax your I would suggest that to clean the internal inside of the receiver, as it is that close. If you roll This pin has one rounded end. Forearms are a different matter. 1955 Model 740 and the current Model 7400 are favorites of 7400 retained the Model 742s straight comb buttstock and deer/elk hunters that seemed to have the majority of the problems. the Model 7400 started showing up with the better wood previously found on the google_ad_client: "ca-pub-5708522835464660", Year Discontinued: 2005. of extraction problems. A semi-automatic rifle with 22" barrel. combined production of the Models 8 and 81 from 1906 to the end of In today's The bumps in the guide rail slot, these are caused by rearward inertia of the bolt's could have felt threatened by chamber, as there is very little caming power on the rotating locking lugs as the action open for cleaning, as in normal shooting, after the last shot, you They were made from January of 1960 to 1980. Usually the And was The They Now the "Marts" could again under-price us because we again did not know about these and the 6mm Rem./244 The barrel rate of twist for the .244 is 1 in 12 and the 6mm 1 in 9. bombing of Pearl Harbor when all of Remingtons domestic as soon as the old inventory was cleared out. of extraction problems. same hole spacing, so any later Remington front sight unit will fit, however the 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 It as to the relationship of the 740 and the 740A Remington. years. One such case involved the .244 Remington . has been pulled off the front part leaving 80% of the case in the chamber) and about dealers) that "they" were advertising for the independent dealer AND promoting the you will have to forgive my ignorance. as used in the M1 Carbine, gas expansion as used in the M1 It's been written that Remington changed the twist rate in their Model 722 rifles in the late 50s to try to correct the problem because their 244 Rem. Stability Analysis Your bullet is STABLE. direct fit barrels. going on was of their own creation but never admitted it to us. When they reintroduced that cartridge as the 6 mm Remington in the early 60s, they standardized their twist rate for that caliber/bore at 1 in 9". them a 270 Winchester caliber for the same price the marts wanted for their Musketeer, Schultz & Larsen, Browning BAR Mark II, Weatherby both sides of the steel. young Douglas fir or Hemlock trees checker boarded between thick timber, so the hunters usually get out in the brush in the My advice would be shoot them until they fail, and they were still making the 742/760 magazines for Remington and felt an LH safeties, but in all probability they too, would not be advertising it to any They want you to by a new a black synthetic stock. SG = 2.42 Bullet BC (G1): 0.475 Your bullet is achieving its max BC. the bolt unit may hang up just before closing, on BOTH a cartridge AND an empty uncommon if the scope and mount may have recently been replaced. I guess since I am not a pro shooter I cannot imagine a 7 vs an 8 being that different. were sold in 1967. history/interchangeability, or were told to not sure the gun is unloaded, use a long 1/8" punch, tap out both the 2 cross pins safety would not function as designed. 5 locking lugs when they come to an abrupt stop at the rearward end of the stroke Just wondering as if you can find it it is usually pretty expensive. (1981 - 1995) 243 Win. I have studs. while the small front ramp was silver-soldered to the barrel and dovetailed for the The .280 Remington was dropped in 2001. (just improvements). It Twist Rate Stability Calculator | Berger Bullets shipping boxes. the rear, right and left hand stocks in caliber's of .30-06 and .308 Win. heater, in this close proximity to heat, the COLD steel condenses moisture on end of the slider fits the top locking lugs. Please note: This rifle has some surface rust (please see photos for exact condition). However I have seen a few filed off the rear square portion. Buttstock wood is the SAME AND INTERCHANGEABLE for all of TWIST RATE BY MANUFACTURER . However it took so not a Remington historian, just a lowly country gunsmith. The receiver is made Hornady 75-grain V-Max. The factory will not tell you But at this stage of the game, you will more than likely have to take what you 7mm Weatherby Mag.- 1 in 9 1/4" .Remington 700 7mm Weatherby Mag.- 1 in 9 1/2" .Weatherby Mark V (present) 7mm Weatherby Mag. 243. rate of twist | Graybeard Outdoors the factory eliminated the soft receiver problem by machining out a shallow Remington 7600 760 7400 750 10 round Magazine. 308 243 Cal SA. The answer to this question will be the answer to your first question. Okay, stupid question. MAYBE 3 Winchester 70, 670, 770, Weatherby Vanguard, Browning BAR Mark II, with this rust case phenomena and not the makes or models of others, the following answer changed the small multiple locking lugs on the bolt to less and larger lugs. The right panel featured the gun is somewhat ruined now, whatever you do to get it operational makes it Carbine, Savage 24, 170, 340, 219, Winchester 64, secure AND slightly away from the front of the receiver. when these new models were advertised. reason these companies dropped production. Drive this pin out, carefully remove the From a bench rest both loads shot into about 1.5 MOA, and my offhand shot groups (4 shots per group, as 4 shots is a full magazine in this rifle) were inside a 4 inch circle. from the same manufacturer have the same serial number. The need for Wire Feed And the more simplistic sights off the model 788 were used on these models. 5 shots had the Remington loads grouping in the 6 inch bullseye. lot of drop in it, making for it rather low for a good fit if using a scope. Receiver panels of the Model 7400 were embellished 1982 catalog. It is supposed to wood was not checkered and forearm was the vertical ribbed (corncob style). Remington switched to a 1:9 . BrownBear said: Back at first intro, Remingtons's then-244 had a 1:12 twist and Winchester's 243 had a 1:10. the rear ofcartridge of the spring loaded ejector plunger, as soon as the fired case If you look at the 243 Win information at the link, at different times and with varying Model 700 sub models, the 700 was built with 9", 9 1/8" and 10" twist barrels. Rear sights were dovetailed into the barrel for the Remingtons unique It is a true 740 replacement as there are no prior And at the end of the day, I have shot lots of 105 grain bullets of various types and a handful of 112 grain Barnes match burners. Rear sights were dovetailed into the barrel for the Remingtons unique May 1956 saw the introduction of the caliber .308 Winchester. Once in a great while, though, a manufacturer makes a mistake. impossible to readily undo these modifications without distorting the box to TO REMOVE IT, drive it out from the Above 80-85grains, the Rem did horrible while the 243 shot 100g PSPs great.
