i already have a box of each of these bullets and need some load data if anybody has any. I've used H4350 before all this Gov fake BS came to be.. Got it ..yeah I have a foot bit of StaBall65 also cant get a good load on. was created, and it was a rare cartridge case that didnt get shortened, blown out, or necked up or down. im in the finishing stages of building my 243 wssm on a 28" 1-8" twist barrel. * All prices incl. If its varmints youre after, the 55- and 58-grain bullets can be driven at warp speeds that will vaporize a prairie dog. In my first three trips to the range with the 95g Nosler Partition I am getting mediocre accuracy and a little higher pressures than I would like so now I'm now looking to try a really, really slow burning powder. The .243 typically utilizes powder charges that are between 29.0 and 45.0 grains (although a few charges approach 50.0 grains). No reviews found. This is one of my favorite powders. Do not reduce the starting charge weights, especially when loading spherical (Ball) powders, and never begin with maximum powder charges. When Winchester introduced the .243 Winchester in 1955, it quickly became a best-selling sporting cartridge. Also, IMR and H are slightly different. We do not take backorders and our Tech Services team cannot take orders via email or phone. A charge of 39.0 grains of H4350 gives 2,827 fps, is very accurate, and produces perfect results. During this era, Winchester Rifles and Ammunition was under the same ownership, so the .243 Winchester was introduced in the Model 70 rifle. I got several "ERR" messages from my Chrony as the sun was low and shining under the shades. More about this powder: IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. IMR gives a maximum load of 42.0 grains IMR4350 with the Speer 100-grain BT bullet. 243 Winchester Load Data 55 Grain 70 Grain 80 Grain 85 - 90 Grain 95 - 100 Grain 105 - 107 Grain FT PRIVACY USE ORDER PROCESSING SERVICE & RETURNS Copyright 2023 NOSLER INC. Custom Mossberg 500 at the Range and Live Turkey!. Countless .243 Win. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. The service from Hodgdon has been first rate. The IMR version has a lower bulk density so you can't fit as much in smaller cases. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. I had a Winchester Model 70 Featherweight action custom built with a 2612-inch No. I understand this is an old thread, but want to reply anyway, WSSM Zone -- Your one-stop shop for all things WSSM including reloading data for the 223 WSSM, 243 WSSM, and 25 WSSM. Having observed the .243s terminal performance in the field on a variety of game, without question it takes varmints with authority even at long ranges, but some hunters consider it marginal as a deer cartridge. 75.2 77.6 80.0 . Share your experiences with other customers. Bulletseating depth and bullet jump to the rifling are important factors in a rifles accuracy. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. The current issue of HandLoader magazine (October, 2007) has a good article on the 243 WSSM. We examined the throat of the rifl e with a bore scope after approximately 350 rounds and the erosion was signifi cant. This includes not only information about their purchase and use, but also the promotion of firearm safety and training. Add to wishlist Remove from wishlist. This was one of my first test loads and it shot so well that I didn't mess with it any more. Subscribe to the free newsletter and do not miss any news or promotions. The mouths of new cases should be made uniform by running the cases over the expander button in the resizing die. When shot broadside through the heart or lungs, they usually jump and kick at their belly and only run a short distance before going down. ^^^ that is the exact data I am using. (Manuals are often included in many reloading kits.) Every week of WW II, as many munitions were used as in all of WW I. You cannot beat the old standby. I had a good, accurate load using IMR 4350 for my 260 Rem launching the 142-SMKs. 5 rounds with loads varying 0.5 grains - 41.5, 42.0, 42.5, 43.0, & 43.5 - the five shots could be covered with a nickel. Subscriber Services. Good all around powder have been using for years. USE. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. As of right now with all of my handloads except my 95g Partition load, I am using the smaller 0.242" diameter Tapered Expander. I thought the Hornady 85-grain InterBond might be the ticket. : 4,188 4,488 Press. ^^^^^ This. Virtually all .243 Win. 68gr of IMR 4350, 180gr Hornady SP, reused Hornady brass and a CCI LPP. The .243 Winchester gained instant acceptance among shooters during the 1950s and remains widely popular today. 85 - 90 Grain. i like it. Great powder, using 41grains of 4350 and a 95 bullet is the combo for my 243 winchester. Trim if necessary. I found the 95g Nosler Partition load I like well, maybe I'll tweak it some more in the future but for now, I'm happy. Winchester had a crafty, two-pronged strategy for the .243 Win., and it worked. Sierra's recommended Hunting Load for its 100gr soft-point FB and BT bullets is 36.2gr IMR 4064 at 2900 fps. Using bullets from Hornady V-Max, Barnes VG FB, Nosler BR, Sierra BTSP, Swift Scirocco, Speer BTSP. 2.250 (everything I tried between 2.236 - 2.265 shot well). Many sources credit the impetus for the .243 Win. It may not display this or other websites correctly. 22-250, 243, 257 Roberts, 6.5-284, 270, 280, 30-06, 300 WM. Due to the many different brands of ammo available, case dimensions can vary considerably, so one shouldnt switch or mix cases from different manufacturers for .243 Win. The one-thousandth of an inch made a difference by reducing the pressures and velocity. RCBS dies were used to develop the accompanying handloads. Below is 300 yds shot by my friend who has Parkinsons. If you'd like I can post a picture of the data. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. You must log in or register to reply here. Current industry maximum average pressure for the .243 is 60,000 psi. New customer? This type of performance is typical when the .243 Winchester is stoked with great hunting bullets. The ELD-X is a great game bullet, and a charge of 41.0 grains of N555 registered 2,883 fps in the Winchester XPR Renegade, with a 0.63-inch group average. As of 2015, its members are the national governments of 14 countries, of which 11 are European Union member states. Unlock Charge Details. For the best experience on our site, be sure to turn on Javascript in your browser. Also, it worked well 6.5 Creedmoor and 270 wsm for me. Although the above .243 rifles have been used the most, I have also owned and hunted with a variety of others too numerous to mention. It also consistently shoots this load under an inch at 100 yards. Please enter your login details below. i already have a box of each of these bullets and need some load data if anybody has any. Varget is our powder of choice with bullets from 40 to 60 grains, and IMR 4350 gave the best results with the 68 & 75 grain match bullets. Any gunpowder required by handloaders can be sourced through these brands. Taurus has redesigned this sporting pistol for performance. accurate load using IMR 4350 . 243 Win Super Short Magnum (WSSM) Load Data. IMR 4350 has been my go to powder for 270 Winchester for years. ^^^^^ This. The Speer Hot-Cor with 47.0 grains of H-4350 was barely shy of the 3,000 fps mark and turned in 1 -inch groups. .243 WSSM (Winchester Super Short Magnum) - Published Manufacturer Loading Data Shellholders: Hornady #35 Lee #5 Lyman #34 RCBS #43 Recipe Type: Rifle Bullet Weight: ALL 58 gr 62 gr 70 gr 75 gr 77 gr 80 gr 85 gr 90 gr 100 gr Powder: ALL Accurate 2700 Accurate 4064 Accurate 4350 Alliant Powder Reloder 15 Alliant Powder Reloder 17 has been on several Missouri deer and one Utah pronghorn antelope, and I have never had to use more than one bullet per critter. This coyote was taken with a Ruger No. Large brass was once fired Hornady..No probs there, I use it in my 7-08 pushing 140 gr seirras. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. 5 IMR 4350. The following dissertation provides a comprehensive overview of handloading this round, with comments on helpful tips and techniques. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. For deer and elk I currently really like the 80-grain Barnes Triple shock. .223 WSSM (Winchester Super Short Magnum) Hodgdon Varget Improved Military Rifle IMR 4350.224 Weatherby Magnum: Improved Military Rifle IMR 3031 Improved Military Rifle IMR 4064: 5.56 x 45 mm: Accurate 2495 VihtaVuori N135 VihtaVuori N140: Hodgdon CFE 223 Hodgdon H 335 Improved Military Rifle IMR 8208 XBR VihtaVuori N530 VihtaVuori N540: 5.6 x . I haven't loaded the 90gr ELD-x, but I've shot hundreds of 87gr VMAXs in my .243 Varmint rifle. (Of course we use it in Brenda Leas .243). Just back from a range session with my vintage Remington 700 BDL Varmint Special. I've used it for years in both the .243 and the 6mm Remington without one problem, and that includes shooting at the Anchorage range is below zero temperatures. .223 WSSM (Winchester Super Short Magnum) - Manufacturer Loading Data Pistol Rifle Cowboy GR. for varmints, or push a 105-gr. Many long-range varminters recommend H414 with the 87gr V-Max. Many different rifles are chambered for it, and plenty of suitable powders and bullets are usually available, so the careful handloader can prepare many accurate loads with minimal fuss. Range brass may have been fired many timesand maybe with what I call Elmer Keith Commemorative Loads. Look such finds over with a jaundiced eye. For a better experience, please enable JavaScript in your browser before proceeding. Going to give the 10 round ladder test that Scott Satterlee discusses. Velocities were advertised at 3,500 and 3,070 fps, respectively, but were a bit optimistic, as actual velocities from production rifles were notably below those figures. For example, in 1964, Speer chronographed each load, and they registered 2,893 fps and 3,195 fps respectively.). handloads because high pressures could result. Use this powder regularly in my 300 Win Mag. I have been using IMR4350 for more than 5 years. Notes: A Browning A-Bolt Varmint Stalker with a 24-inch barrel was used to test fire the loads. Varmint loads also offer notably better ballistic coefficients and lower drag for better downrange accuracy, retained velocities and flat trajectories at typical varmint hunting distances. Great powder and great results. Sep 15, 2016. Check for the start of incipient head separations; a bright ring just ahead of the extractor groove is the first symptom. The .243 Winchester thrives on powders with a burn rate that approximates 4350, so the selection of top-notch extruded and spherical (Ball) powders is extensive, with many offering excellent accuracy. In fact, in the late 1950s and early 1960s, it was a widely held belief that powder selection spurred the popularity of the .243 Win. @ 2880 Charges of 38.5 grains with the 65-grainer and 38.0 grains with the 75-grainer produced velocities of 3,158 fps and 3,181 fps respectively, with near-MOA accuracy in the Browning A-Bolt. Case capacities have been found to vary by over 4.0 grains of water from one manufacturer to the next, which is enough to change the pressures with a given load and is a substantial case capacity percentage change with the .243s modest powder charge weights. (Ret.) Oct. 15th 2010: I broke a decapping pin during the development of the 95g Partition load and purchased another decapping/Tapered Expander assembly that is one-thousandth of an inch larger in diameter. I continue to use it in our .25-06 for milder practice loads, while using IMR 7977 for full power hunting loads. Bullet selection is dependent on the intended use. Maybe this is totally obvious, but switching powders, you can't assume the node will be at the same velocity and seating depth. I have been using IMR 4350 for my 243 custom loads for a long time. Notes: case: Winchester; twist: 1:10"; primer: Winchester LR; barrel length: 24"; trim length: 1.660"; bullet dia. Sep 26, 2019. Once this unconstitutional law is struck down or repealed, this restriction will be removed. Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder". has an interesting history that bears directly on its immense popularity. Chron. I have tried several different powders and IMR4350 is the most consistent charge with the best results. I'm still looking for a long-range deer load (350 yards and beyond). As a result, the NRA is forced to restrict the sending of certain materials and information into California. Beyond that, I have concerns with energy and proper expansion due to several previous experiences with 130g TSX bullets in 270 WSM rifles at longer ranges. 2.105 hornady a-max molys. . New customer? Some of my favorite loads left to right: 80g Tipped Triple Shock, Handload 75g Hornady V-Max, Handload 55g Ballistic Tip, Winchester Factory Load. Theyre a little more expensive than a single-stage press, but having one is like having more than one press. We are very pleased with the repeatability for our experimental data. All Shooting Times subscribers now have digital access to their magazine content. When using lightweight bullets (55 to 58 grains), Hodgdon H-4895 and Ramshot Big Game reached velocities around 4,000 fps. In the past 62 years . We show you how. New powders significantly changed the future of this smallbore cartridge. : 59,699 This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. Working up loads with H4831SC and H4350. 149 IMR Powders IMR 4955 End. Then a keg of Hodgdons surplus 4831 powder could be had for about 50 cents per pound. I was born and live in Colo. since 1960. Sign up to get updates and access to exclusive promotions. , or necked up or down of performance is typical when the.243 Win., they. The following dissertation provides a comprehensive overview of handloading this round, with comments on helpful tips and.! Bullets from Hornady V-Max, Barnes VG FB, Nosler BR, sierra BTSP, Scirocco! 47.0 grains of H4350 gives 2,827 fps, is very accurate, up-to-date data 2015, its are. Are between 29.0 and 45.0 grains ( although a few charges approach 50.0 grains ) consistently shoots this load an... 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