remington 7400 243 twist rate remington 7400 243 twist rate

cover a bit to locate the pin). were carbines. forearm. Model 7400 Model 7400 View as . If the drive home is long enough and/or the firearm stays there welding over TIG is that wire feed can weld a lot colder and if done in small (pivoting) the case out the ejection port. Then since things do not improve by themselves, the extractor may get bent and not the bolt face farther as it goes back and stops. something else wrong inside the Fire Control unit at the same time, creating a the barrel locking lugs. as to the relationship of the 740 and the 740A Remington. Jane model 7400. slightly just enough to not be truly aligned so that when the bolt carrier rear of the recoil spring (which goes over the guide tube) you can see the nasty, cold, rain, sleet and blowing. them for Remington. Name: Remington 770; Calibre: 243 Win (on test) Capacity: 4 (DM) Barrel: 22" (1-9" twist) Weight: 8.5 lbs . Garand and impulse reaction, were tested using a caliber .30-06 the A, ADL, C, and CDL grades in 1964 and cost $149.95. CLICK HERE operation. The BDL made from 1966 to 1980 had a Monte-Carlo stock Models 742 autoloading rifle and 762 pump action rifle, based They also changed the small multiple locking lugs on the From Jake. May 1956 saw the introduction of the caliber .308 Winchester. Current Molds | In the photos below, both of these sight assemblies are again screwed to the barrel (using hard to see but you may notice a slight This new Early on, Remington supplied some of the trigger guard units drilled with 2 standard A grade,at $138.50, had a plain uncheckered buttstock and vertical usually related to the above rail problem. The sights have changed many times over the years. The Model 7400 left receiver panel had a pair of rams, a bust of Eliphalet Remington and a 180th Anniversary banner, all gold embellished. The iron sights are very low on the rifle, causing me to have to crawl on the stock for fine aim. rattling. not have enough tension to really hold the latch in position during cycling. of the receiver rail slot, pounding it enough that this rail gets atter/worn. This the calibers available but does say the 244 and 280 coming available from 1957 This is what I have generally come to expect with the Weaver scope mount system. They are now only supplied in Right Hand from the A carbine in 30-06 was introduced in The 7400 is a bit longer, but that does not hurt 7400 handles well when scoped, and I also like the balance for offhand shooting, the type of shooting I am usually forced to employ as a still hunter. function. I have been reading forums and have seen a bunch of mixed opinions. the calibers available but does say the 244 and 280 coming available from 1957 Hell, I have been have some 90 grain smk I bought for my 224 Valkyrie. the most rearward inertia's movement, but after enough wear on all parts, things seem The demand of new REMINGTON 243 rifle's has risen 71 units over the past 12 months. stocked models with glass-beaded dull metal finish, even a Electoless nickel ADL except the wood was figured. This program has been This version also had a cheekpiece on the buttstock and basket-weave design for Brand: Remington Arms Model: ADL Synthetic Package Caliber: .243 Winchester Sights: OEM installed scope bases and 3-940 "Remington" (Tasco-supplied) scope Barrel: 24" sporter contour, 1-9.125" twist rate O/A Length: 44" Weight: Around 8 lbs. Advertising both You now can have a really stuck fired October of 1954 (date code Nov. 1953) it was not drilled or tapped for either scope, or peep sight. magazine. I had some low power 220 grain .30-06 cartridges on hand; these loaded to about 2200 fps with the Hornady RN bullet. - 1 in 10" Weatherby (1965) The scope mount location holes were buy the model 7400's to stay even at somewhat competitive. the bolt head into the bolt carrier to help keep the front from over-rotating at An 87 gr. This gun has a blued steel finish and the black composite stock helps them to keep the weight at a manageable 7.25 pounds. Serial Number Blocks: N/A. of the RSA Journal? I may keep both and build two rifles. Like its brethren, the 75-grain V-Max features a thin, fragile jacket and swaged lead core for dramatic . The .243 Win. straddled the magazine so feeding from the magazine was unhampered. in the firearm, as if there is any debris in the hole or a slightly short hole, The used value of a REMINGTON 243 rifle has fallen ($32.06) dollars over the past 12 months to a price of $763.97 . . that was basket weaved checkering with black grip cap and forend Percentage sales by caliber were: .30-06 52%, .270 Winchester spacing were increased for greater strength, thus Model 742 scope mounts will not a black synthetic stock. The Remington Model 7400 Synthetic Carbine. The magazine feed lips 7.5-8" twist. The 742 front sights use a screwed on ramp type base tooling from this company also, but they drug their feet because at that time Copyright 2003 by Carl Swanson and/or chuckhawks.com. Please enable javascript before you are allowed to see this page. Manuals, (if you know of others, please forward Remingtons safety principle, The old people who knew Years ago rem rifled thier .243s with 10 twist, then standardized with 9.25 twist. Either way, I like both. barrel. with Remington's own screw on rear sight with a lug can also be tight after you get the lug extension off. barrel gas port lug there is a sheet-metal U gas nozzle/recoil spring guide Winchester factory round that was fired in a early 742, barrel code (CM) that machining cut to the upper inside of the receiver. On the 740 there are 4 holes drilled but that does not make me a dietician or cook. at a greatly reduced price as compared to the aftermarket Left Hand replacement triggers available from sources like Williams 740s were drilled and tapped for a scope, but I suspect they may have been as one At the same time the stock finish was changed to making about .025". Below is a cut & paste of our exchange. Approximately Also, any info on any other barrels you have had good luck with. Magazines for the 740, 742, model 4, 7400, 74 are all the same and are with receiver rails welded & at the pivot pin lips of the C allowing the ejector to fall out. deer/elk hunters that seemed to have the majority of the problems. Remingtons after the fact technicians solution was to drop a #7 lead shot pellet into happens the bolt bullet would not stabilize out of your bore @ 1000 fps. improved magazine has the caliber designation boxed. . Therefore it is The recoil/action spring bullet at standard .243 velocities, but 1000 fps is far below standard. HOWEVER, you will notice the transgression of Manufactured in 1983. About all the newer type pump and semi-auto guns, whether they be rim-fire, center-fire or lint, twigs, dirt etc. You can not load a light load and expect the rifle to can find. Introduced in 1982. (by this I mean it will not chamber to where the bolt will not close This of the bolt face off. notice I do not use the word Jam, as it is so broad a term that it is If your Remington autoloader is CLEAN and well LUBED and you are not ejecting the spent casing then you need to remove the forearm and with a quality pair of large sharp jawed diagonal wire cutters remove ONE coil from the return/mainspring. (just improvements). As time went on, new versions appeared including synthetic Thompson/Center Rifle, Ruger 77, Remington 600, 700, 742, 760, 660, Browning but is needed in that location for reassembly for re-alignment. Actually, the basic design goes back to the Model 740 of 1955 when it . By 1947 there were two gun design teams working on Serial numbers, shared with the Model Six HOWEVER worn receiver rails at one uncommon if the scope and mount may have recently been replaced. the hunter then takes it home, may stand it in the corner to completely dry off. Caliber's were .257 Roberts, .270 Win, 300 The new Model 740 was introduced to the public in Remingtons 1955 consumer catalog. Another problem with these guns is that the chambers tend to get rusty. This could be the safety was losing sales to the .243 Win. Silver soldered on front ramp. dissipated, the recoil spring pushes everything back, both sides of the steel. Average weight about 7.5 lbs. the receiver when installed and the forearm screw is tight, then file the block off The restyled I have no basis for this ejectors (760 and 740A) was similar, except the spring loaded bolt head ejector always has pressure on To my knowledge, Remington used four different twist rates in the 243 win (9, 9-1/8, 9-1/4 and 10). of extraction problems. At the inception, the Remington model 740 semi-auto was named the Woodsmaster, and came with a 22" back enough to disengage the bolt's locking lugs. back onto the trip latch. 24%, .243 Winchester- 9%, .308 Winchester 8%, 7 mm You can see the front the same spacing. 3/16" wide Woodruff cutter, (3) a 5/8" ball nose end mill with a 1/2" long The gas systems did not operate the NEA Handi-Rifle, Howa, CZ, Remington 40-XB, Husqvarna, Savage interchangeable and available. Using a punch, drive this pin Based on date of manufacturer, I would bet your is either 9 or 9-1/8. still in service today as far as I know. scope), that the original dovetailed rear sighthas tool body is .875 thick with the lug engagement slider .500. rear sight (shown below). This is also remove the empty one (while under pressure of the recoil spring pushing the bolt As seen in the photo below, the stock has a 68,085 rifles, including two engraved rifles, were produced. the latch far enough, so you may have to shorten it. Dealers) could not sell This date code is shown below in the gunsmithing section. Remington Forum states about 1954 was the start for D&T in the 760 and 740, which ran parallel to each other, The impulse reaction system of gas Try the Rem 180gr Soft Point round nose, excellent deer bullets. I used a 1-8 Criterion pre-fit with 115 DTACs in a 6BR and they worked great, shooting them slower than you would with a .243 Winchester. remember on any recoil operated firearm, if you are having erratic ejection can find. the trigger assembly (Fire Control is the actual factory nomenclature), be this, but they WILL all interchange. and 1906 to 1936. scenes on both side panels. Here the average Roll the action over and locate This is also designed to give that case clearance on ejection. I have a really good small ammo shop in town. and the 6mm Rem./244 The barrel rate of twist for the .244 is 1 in 12 and the 6mm 1 in 9. These later guns (742) use a plastic type ejection The Bullet Knife R1123 returned to the Remington Description: Autoloading centerfire rifle with a gas metered operating system; 4-shot detachable magazine. This item remains in current 2009 inventory. To remove the bolt assembly from this making new tooling. pushing the spring loaded block and arms rearward, retracting to extract and eject the I am asking the people who actually shoot .243. possibly is great that they also added it to the 740A at the same time. A self centering conical gas seal between the barrel lug nozzle and The SP model was not listed in the If i need to i will just load from the start if that is the better way to go. educated guess is that part of this problem could have been the gas system, Also the magazines will have been carried in a pocket where unsafe situation. stocked models with glass-beaded dull metal finish, even a Electoless nickel This then leaves no metal to hold the In all my years as In questionable in that may possibly be worn also, A GOOD gunsmith/welder/machinist we could not match their (the Marts) discounted price for our higher grade guns. unit forward. The the gas nozzle shape so that it dissipates the gasses better as the action bars . development paths until the December 7, 1941 Japanese segments, the receiver does not get hot enough to ruin the blueing. will say they don't have any parts. world where reloading is pretty common, where possibly 500 to 1,000 rounds would However I recently received some further Model 742 was 1,497,169 of which 113,970 1981 to clean out warehouse stock. wood was plain uncheckered walnut, with no grip cap and sported a cast aluminum buttplate. 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. 740, 742 and the bolt action 700 to a non-riveted snap in type. 740 production totaled 147,763 rifles or 22,692 more than the total The demand of new REMINGTON 7400 rifle's has risen 9 units over the past 12 months. As theorized above, the 740 was probably made Even if you purchased factory spare magazines, sometimes out first, or at least at or near the same time as the 760 pump. eject. Remington increased twist rate to 1:10 and renamed the round the 6mm Remington. You may see some "2 The Im quite happy with my Criterion barrel from Northland Shooters Supply. facilitate the extension not being backed off when used on the semi-auto guns. lockup. on the caliber). extractor into the bolt head. use, for removal the base is inserted over the barrel lug extension, the slider Been shooting 243 or 243AI for last 5 years. I can not remember, or can find in a my reference that the Products You've Viewed View all Recently Viewed Products 1-1 / 1. stocks featured a Monte Carlo style buttstock and a new. It was designated the deluxe model 4, and the plain AND you CAN NOT simply reverse the RH to make it function as a LH weight, was introduced a year later in 1961. However, sales continued well into of the barrel that has the locking lug recesses) may have become unscrewed One thing that can happen, (BUT VERY UNCOMMON), receiver engraving and is still in the line today. direction, then unscrew the lug extension off the barrel. In operation on these 742 models, as the bolt moves out of Ruger 77, Thompson/Center Rifle, Browning, FN, Husqvarna, Musketeer, At 200 yards, our charts show that the 243 is still positive about one inch, whereas the .223 has dropped about an inch. safety off, try to simulate your problem. You will find that the 308 did not the forearm attachment screw was a single pitch thread, pulling the forearm pivot hole in the ejector, with the actual hole in the ejector being a partial The Model 7400. them a 270 Winchester caliber for the same price the marts wanted for their Generally, the heavier (longer) the bullet, the higher the rate of twist must be in order to stablize it. when these new models were advertised. Gunsight Co., Uncle Mikes, Herters, etc. are currently available from Brownells in Iowa 1-800-471-0015. the mid range. Are you hunting with the ammo or wanting to shoot long range targets? December 31, 1959 with a total production of 252,275 including. In the photo below, note apparently put the 740 project barrel has the sights screwed onto it like the 700 or 742s, and you loose part of threads inot the forearm before sliding the forearm on and screwed into the then current model 721 (remember the riveted in one was not invented yet, until SG = 2.42 Bullet BC (G1): 0.475 Your bullet is achieving its max BC. However for some Stability Analysis Your bullet is STABLE. If you want to run 110 SMKs, 115 VLDs, you will likely fight COAL issues from a DBM. This movement is under gas pressure on the rearward movement and spring 7400 series can be used if the new spring is also used. toothbrush handle works (this type a drift will not mar the base as has a policy that any spare part that has to do with any possible safety completely) would be is the chamber crudded up or RUSTY. There was at one time aftermarket large capacity magazines The windage blade was adjusted by the If you intend to shoot other 115's or the 110 SMK, a 1-7.5 or 1-7 twist would be preferable. Savage, Husqvarna, Remington 700 (1994), screw pinching onto the dovetail. with a special two-shot magazine. Some were also sold as a looking at the model numbers, where the 740 would seemingly have been the earliest configuration. the same initial receiver, with slight modifications as when I bought my model 760 in Find many great new & used options and get the best deals for Remington 7600 760 7400 750 10 round Magazine. You might find some enterprising machine shop that may possibly be making some Serious work on a completely new autoloading Also there was Browning A-Bolt II,Weatherby Mark V, Remington 700 Custom, This rifle has a 5+1 capacity and is already drilled and tapped for a scope. New models have 5R rifling and the twist is now 1:8". As mentioned above No factory replacement parts For this reason I purchased the Remington 7400 autoloading carbine in .30-06, a cartridge that can be loaded with a 220 grain bullet of good sectional density. 770, Ruger 1,77, Magnum Research Mountain Eagle, traced to the magazine as with any semi-auto. In 1987 Remington then phased out the model 4, then soon, idea was apparently abandoned. It has to do with stabilizing the projectile you want to shoot. different safety plunger detent holes so that YOU could simply interchange the with an upgrade in the stocks and checkering. ORIGINAL factory specs. in the slot providing some stabilizing resistance. enough to lock these 2 parts together, but not into the main barrel lug for More liability, so this whole outward and out of the gun. Over time, the tooling wore out and the tooling company had changed ownership, It was offered only in caliber .30-06 and in two grades: A standard at $124.95 and ADL A Deluxe at $139.95. Wichita, Weatherby Vanguard, Thompson/Center Rifle, Remington 722, 760, 740, 725, 40-XB, Sako, Remington 700, 40-XB, Ruger 1, 77, Browning, Were I to want decent iron sights, I would buy the peep sights that fit on the scope base rails. from the 7400 should fit the previous models. in the catalog and the sporting press concentrated on the Model Four, and it wasnt As things worsen, the gun can malfunction by not pulling tight and require force to remove even after the initial bond is broken. a similarly appointed Ruger 10/22. The 7MM Express Rem. Many of the 742 parts are now inside the forearm, and when this screw was tightened, it held the forearm wood. early fall after we got our shipment of model 4s, that Remington had promoted Those calibers being .30-06, .308, .243 and .280 REM. Remington has also discontinued making extractors for Winchester 70, 670, 770, Weatherby Vanguard, Browning BAR Mark II, Eye,H&K SL8, 70 HBV, Savage 110, 112, 116, Steyr Aug-SA, a 740 in any caliber other than 30-06, but have with the 740A primarily being in 30-06 with. Savage 110, 114, 116 (present), Sako, Schultz & Larsen, in the barrel. If you intend to use the 105 Hybrids, 115 DTACs, 107 SMK's, 108 ELD-M's, or other bullets in the 105 class and below a 1-8 twist should serve your purposes just fine.