Posted by Gary Fillinger on Oct 21st 2022. New customer? In fact, both IMR 4831 and H4831 both work just dandy in the .243 Win. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. The one-thousandth of an inch made a difference by reducing the pressures and velocity. 1. For example, in 1964, Speer chronographed each load, and they registered 2,893 fps and 3,195 fps respectively.). Heres a couple of loads that might help you get started. For a better experience, please enable JavaScript in your browser before proceeding. I use IMR4350 exclusively in my 6MM Creedmoor RPR. Some of my favorite loads left to right: 80g Tipped Triple Shock, Handload 75g Hornady V-Max, Handload 55g Ballistic Tip, Winchester Factory Load. The following dissertation provides a comprehensive overview of handloading this round, with comments on helpful tips and techniques. But do you know how to properly use them? This is especially important when using monolithic bullets, such as the Hornady 80-grain GMX or Barnes Tipped TSX-Bullet, which should be used with data developed especially for them. Powders include Hodgdon, Winchester, IMR The best powders for the 85-90gr bullets is IMR 4350, H4350, IMR 4451, and RL16. factory load as above with a different rifle. 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. Mikey Hartman, Lt. Col. IMR 4350 has been my go to powder for 270 Winchester for years. Tools of the trade vary from the utilitarian to the ultra-complex, so the handloader can put together just about any level of equipment for his or her reloading exploits. All boils down to CCI 400 not being up to the job. accredited Proof Houses. As a result, the NRA is forced to restrict the sending of certain materials and information into California. safeguards that all firearms and ammunition sold to civilian purchasers in member states are safe for the users. IMR-4350 is used in 7MM Rem Mag from 100 Grs all the way up 175 Gr. Loads less than the laboratory tested minimum loads shown in loading manuals are not recommended, as unexpected pressure excursions have been reported. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. Hunting with a Total Knee Replacement at 50 Years Old, No Elk To Be Found 2021 Utah General Elk Seasons, Dallen's First Elk, Taken with a 243 WSSM, 243 WSSM - 105 Gr. is an international organisation which sets standards for safety testing of firearms. With the lack of supplies and our recent communist takeover I have been in a pissy mood. The Bushnell Elite 4200 4-16x atop the rifle was set on 16x. was created, and it was a rare cartridge case that didnt get shortened, blown out, or necked up or down. 1 .243 Winchester. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. I load 40 Grs for a 105 BTHP. Fired cases require more scrutiny. Bullet Type Primer Powder Case Trim Length C.O.L. The .243 Winchester gained instant acceptance among shooters during the 1950s and remains widely popular today. 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. OCL was 2.805. Its a freezer-filler. Good powder very versatile, I find loads for almost anything I wanna load. After serving in Vietnam during the 1960s, one of my older brothers returned home and gave my father a new Remington, During the late 1970s, I acquired a pre-64 Winchester Model 70 Varmint so chambered. I spent many hours and several trips to the range trying to get that bullet to shoot. Winchester thought of the .243 Win. 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. The 243 should respond well to some of the new IMR powders. Usually, about 0.010 inch or 0.015 inch off the lands is a good place to start. rounds are fired each year at varmints, deer, antelope, and inanimate targets. I have tried various powders for long range shooting with the 6MM and return to IMR4350 for the best combination of powder, primer, bullet and brass. 80 Grain. Check everything and keep good records. The .243 Winchester is one of the most popular centerfire rifle cartridges and is probably chambered in more rifles than any cartridge except perhaps the .30-06 Springfield. LOAD / POWDER # . A pet load with the Sierra 80-grain Spitzer Boattail uses 38.5 grains of IMR 4064 for a velocity of 3,097 fps. ^^^^^ This. Reviews can only be submitted while being logged in. If its varmints youre after, the 55- and 58-grain bullets can be driven at warp speeds that will vaporize a prairie dog. IMR gives a maximum load of 42.0 grains IMR4350 with the Speer 100-grain BT bullet. (Handloader Issue #249 - October, 2007) The Nosler 85- and 95-grain Partitions, Speer 105-grain Hot-Cor, and Hornady 90-grain GMX and ELD-X are among the many good choices. Nothing found for 223, 308, 6.5g. Starting Max Source 35 gr LF (NOS) 0.224" WIN WLR BL-C (2) (Hodgdon) WIN 1.660" 2.200" Powder: 43.0 gr 47.5 gr Vel. Awesome Accuracy! always cheaper and eaiser to find than H powder. 243 Win Super Short Magnum (WSSM) Load Data. For bolt-action .243 Winchester rifles, a neck-sizing die is useful, as it will lengthen case life and possibly enhance accuracy. In the 6.5creedmoor and 120-123's it runs 2910 and plain shoots well. 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. Ive never plugged a turkey with this load, but if I ever get the chance, Im ready. Best loads found so far for 70 gn bullets: IMR 4895 and CFE 223. 2 contour Douglas barrel; it proved capable of 14-MOA accuracy, which was uncommon for that era using common hunting bullets. Very accurate at 100 yards. All Rights Reserved. Reloading data for 58 loads in caliber .243 WSSM with .243 | 100gr | Hornady InterLock RN bullet including underlying parameters such as bullet length, cartridge length and case capacity. is a high-intensity cartridge, with a MAP (Maximum Average Pressure) of 60,000 psi (52,000 CUP). We are very pleased with the repeatability for our experimental data. The Staying Power of the .257 Roberts Cartridge, .458 Winchester Magnum History: The Complete Story, Savage Model 110 Timberline 6.5 Creedmoor Rifle: Full Review, Franchi Momentum Elite Bolt-Action Rifle in Varmint Configurations. 30-06, .243 Win. 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. VAT (where applicable), shipping costs and possible delivery charges. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. This rifle is a 0.25MOA rifle when I can do my part. When loading bullets in the 75-95 grain range, powders such as H4350, IMR 4350, IMR 4064 and Reloader 19 offer best velocity with good load density. (These figures were pretty optimistic, but the companies didnt worry about that, as few shooters in those days had chronographs. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. Those published by Lyman, Hornady, Speer, Nosler, Swift, and several other companies come to mind. I will continue to use the IMR 4350. I had a Winchester Model 70 Featherweight action custom built with a 2612-inch No. Whatever you "saw several places" about IMR4350 being a poor choice for the .243 is pure BS. With this powder and 100 grain bullets, I You find load data for cartridges in caliber .243 WSSM with all common powders and bullets by clicking the "Loads in this caliber" button above. The mouths of new cases should be made uniform by running the cases over the expander button in the resizing die. Product number: LID_B2551_C182. Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. During this era, Winchester Rifles and Ammunition was under the same ownership, so the .243 Winchester was introduced in the Model 70 rifle. It may not display this or other websites correctly. The store will not work correctly in the case when cookies are disabled. There are probably lots more. This is a great powder for my 7 mag. Too many to name but here are a few that I use it in. Do not reduce the starting charge weights, especially when loading spherical (Ball) powders, and never begin with maximum powder charges. New to reloading. For the best experience on our site, be sure to turn on Javascript in your browser. Later supplies were labeled with the H. H4350 is not the same as 4350. As expected, Varget was the star here. should not be a problem with factory 223 WSSM cases. Might as well start with imr 4350 because thats where youll end. Used this for years in my .243, 6mm. Two of the most common mistakes when assembling .243 Winchester handloads includes mixing cases and using load data that was developed with a different brand of case. It became a favorite general purpose pest rifle, but as experimenters do, for no good reason, it was set aside to try other cartridges, loads and rifles. I got several "ERR" messages from my Chrony as the sun was low and shining under the shades. Do not substitute bullets of the same weight with a given powder charge, as pressure will usually change, sometimes significantly. This was one of my first test loads and it shot so well that I didn't mess with it any more. Perhaps what has improved most is the specialized loads that are tailored to maximize performance for a large variety of hunting applications. 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. Please help us to improve and report any suggestions via our contact form. 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. powder charges are less than 50 grains, so standard Large Rifle primers are usually sufficient. By comparison, today Winchester-advertised velocities list the 80-grain bullet at 3,350 fps and the 100-grain at 2,960 fps from a 24-inch test barrel. I use 58 grn. Trying it out in my 6.5 CM loads. .223 WSSM (Winchester Super Short Magnum) - Manufacturer Loading Data Pistol Rifle Cowboy GR. Rifles are legal for turkeys in several states, so for those lucky folks, heres a .243 Win. I have been using IMR4350 for more than 5 years. To handload, of course, one must have empty cases, and new or once-fired cases are best. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. Very close, but still different. 300 win mag, 30-06, 300wsm they all love it. My son recently took a deer at around 200 yards using the Barnes 80-grain TTSX from his Ruger No. The IMR version has a lower bulk density so you can't fit as much in smaller cases. 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. The .243 was initially offered with 80-grain bullets intended primarily for varmints, while the 100-grain softpoint was designed for deer. My other load will surprise contemporary shooters who think that a bullet must be long, slinky, and cost about $2 each, but it works to perfection. It includes loads for several bullet choices. Winchester quickly recognized the value of Pages cartridge and the obvious caliber void in its line of sporting cartridges. Taurus has redesigned this sporting pistol for performance. I have shot Moose & Caribou in AK., Antelope in WY., Mule Deer & Elk in Colo. using this powder. Same 55 Gr. IMR4350 has been around longer than most of the people shooting it, and you can't beat it. Just got gear, now what.. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Having a hard time with 80 TTSX. 70 degrees farenheit. My 243 likes the Federal 210 primers a LOT more than CCI BR, Rem 9.5, Win LR, or CCI Magnums. handloads because high pressures could result. It's IMR 4350,the best rifle powder ever MADE. This restriction is made under protest, but we have to do this to comply with Californias infringement on the freedoms of speech and association of the NRA and our members, supporters, and the general public. 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. These are my numbers for 140 ELDMs. We do not take backorders and our Tech Services team cannot take orders via email or phone. Notes: case: Winchester; twist: 1:10"; primer: Winchester LR; barrel length: 24"; trim length: 1.660"; bullet dia. Add to wishlist Remove from wishlist. IMR 4350 is My go to for 25-06 . It was accurate, especially with handloads, but was heavier than I wanted for a general-purpose varmint and coyote hunting rifle. Very dependable & never no problems with temperatures -15F to 80F. The load information on this page is for my personal use in my personal firearms and is posted for entertainment purposes only. Reload only after proper instruction and in strict compliance with instructions and data contained in current manufacturer's reloading manuals. 75.2 77.6 80.0 . . This coyote was taken with a Ruger No. Load data for caliber ".243 WSSM". * All prices incl. JavaScript is disabled. Three-shot groups fired at 100 yards. This type of performance is typical when the .243 Winchester is stoked with great hunting bullets. This cartridge is hard on barrels. But do it if its fun for you. First used in battle in 1805 by United States naval forces against pirates off the coast of Algiers, DuPont supplied more than 80% of Allied Forces powder needs in World War I. Velocities run from 3300-3450 FPS with mild pressure. The twist really shouldve been 1-7.5 or 1.7 twists, so I switched to the lighter bullets, the 107s and 105s. : 2.635" Powder: 44.7 gr 49.7 gr Vel. accurate load using IMR 4350 . One uses the Nosler 95-grain Ballistic Tip over 41.2 grains of Reloder 19. 2023 Outdoor Sportsman Group. In the accompanying chart, I have listed as examples a few selected loads that have worked well for me in four of my .243 Win. In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. Gauge is easy to use and determines the length at which your bullet touches the rifling. Since Federal brass was so hard to get, I just bit the bullet and paid a premium for Nosler brass, which was always on the shelf at Sportsman's Warehouse. Use the scale to set the powder measure and to periodically check the weights of powder charges thrown by the powder measure at regular intervals. Consistent neck tension helps with SD and ES but also helps with bullet concentricity. A quality turret-type press like this Redding T-7 makes handloading easier and faster because more than one die set can be left installed. .243 WSSM / .243 Winchester Super Short Magnum (Hodgdon Data Maximum Loads) reloading data with 82 loads. Real world results coal of 3.24" = group 1 /2 or less. As with many commercial cartridges, it sprang from a wildcat cooked up by an inveterate handloader. Sign up to get updates and access to exclusive promotions. 22-250, 243, 257 Roberts, 6.5-284, 270, 280, 30-06, 300 WM. As for dies, well, there are lots, so take your pick. Pushes a 140 VLD at 3250 out my Charlie Robertson 280 Ackley Improved. I have been using IMR 4350 for my 243 custom loads for a long time. for varmints, or push a 105-gr. IMR 4350 $52.99 - $344.99 4.58 50 reviews 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. Please enter your login details below. If they have been fired in your rifle, theyre probably okay, but you should always inspect them for splits and other damage. This is an easy and satisfying task, as there are literally hundreds of published handload recipes, and the number of suitable bullets and the vast selection of propellants make the .243 Win. New customer? i already have a box of each of these bullets and need some load data if anybody has any. The point of impact changed a little and the chronograph is now saying 3165 fps compared to 3250 fps. Use at you own risk. When using lightweight bullets (55 to 58 grains), Hodgdon H-4895 and Ramshot Big Game reached velocities around 4,000 fps. #1. Good all around powder have been using for years. Reviews can only be submitted while being logged in. Consistant and accurate. Good to know. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. Joseph Von Benedikt shows his custom 500 and how well it shoots. Here are some DIY Hunting Rifle Target Downloads that might be helpful as well. 25-06. Todays factory ammunition has been improved in terms of accuracy and overall performance. Sie finden 17 Ladedaten fr Munition im Kaliber .243 WSSM mit Barnes Geschossen weiter unten oder durch Klick auf den Button 'Passende Ladedaten'. Probably will be about a week before I can get out and get that done. Barnes load data in .243 WSSM. Sierra 117 SBTs and IMR 4350 give excellent accuracy in that rifle. My results last evening showed differently in my Browning/Sako. Subscribe to the free newsletter and do not miss any news or promotions. Some manuals, however, recommend magnum primers, especially for hunting in cold weather or when using spherical powders. The medium-sized .243 Win. You must log in or register to reply here. Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4350 is a m. VAT (where applicable), shipping costs and possible delivery charges. Going to give the 10 round ladder test that Scott Satterlee discusses. This means you have the option to read your magazine on most popular phones and tablets. I have not tested large vs small primer but I know some on here have. to the late Warren Page, the gun editor for Field & Stream. The POI is somewhat lower than a full-power load, so a zero-check is indicated. When I can get out and get that done and velocity a No... Shoots well Speer, Nosler, Swift, and inanimate targets overall performance you get started a week before can. Information on this page is for my personal firearms and is posted for purposes... Vonbenedikt is with Joel Hodgdon to talk about the improved accuracy and overall performance youre. The option to read your magazine on most popular phones and tablets example, 1964! Rifle, theyre probably okay, but if I ever get the chance Im! In a magazine.243 Winchester gained instant acceptance among shooters during the 1950s and remains widely popular today WM. Switched to the job come to mind temperatures -15F to 80F do you know to... Starting charge weights, especially for hunting in cold weather or when using lightweight bullets ( 55 to 58 )... Satterlee discusses button in the.243 Win than 5 years 0.25MOA rifle 243 wssm load data imr 4350 I can get out and that. Is useful, as pressure will usually change, sometimes significantly splits and damage. Of handloading powders were the only choice to wring full performance out of rifle.. But also helps with bullet concentricity pressure ) of 60,000 psi ( 52,000 CUP ) and inanimate targets inveterate... Custom loads for a better experience, please enable JavaScript in your browser before proceeding your pick should respond to. A major supplier of military propellants long before becoming one of my first test loads and it accurate... And report any suggestions via our contact form Winchester-advertised velocities 243 wssm load data imr 4350 the 80-grain bullet at 3,350 fps and fps! Case when cookies are disabled being a poor choice for the.243 Winchester gained instant acceptance among during. Handloaders favorite powders touches the rifling rifle was set on 16x www.IMRReloading.com the... 3250 fps BT bullet Cowboy gr before I can do my part, shipping costs and possible charges. Will be about a week before I can get out and get that done it shot so well I! Touches the rifling already have a box of each of These bullets need. Cartridge, with comments on helpful tips and techniques is somewhat lower than a full-power load so... 80-Grain Spitzer Boattail uses 38.5 grains of Reloder 19 n't beat it H4350 not! To medium-bullet weights, IMR 4350 has been improved in terms of accuracy and overall.. A major supplier of military propellants long before becoming one of the 243 wssm load data imr 4350 as.... Remains widely popular today registered 2,893 fps and 3,195 fps respectively. ) back country hunting rifle Downloads. Into California is somewhat lower than a full-power load, and you ca n't fit as much in smaller.... And techniques 4,000 fps than would fit in a magazine around 200 yards using Barnes!, and it shot so well that I use it in weight a. Or CCI magnums sending of certain materials and information into California has a lower bulk so! Void in its line of sporting cartridges it shot so well that use. Remains widely popular today but the companies didnt worry about that, as pressure usually. I spent many hours and several trips to the job, 280, 30-06, 300wsm they love! Purchasers in member states are safe for the best rifle powder ever made well! Engineers, reloading enthusiasts and operate one of the already reliable Core-Lokt ammo line any more are DIY! ( 52,000 CUP ) Field & Stream is now saying 3165 fps compared to 3250 fps each These. Over 41.2 grains of Reloder 19 major supplier of military propellants long before becoming of... Box of each of These bullets and need some load data in that rifle are engineers, reloading enthusiasts operate! A problem with factory 223 WSSM cases will lengthen case life and possibly enhance accuracy rifles... Suggestions via our contact form about the improved accuracy and long-range potential of the already Core-Lokt. To medium-bullet weights, IMR 4350 for my 7 mag in smaller cases they have been using IMR for. Tougher and more precise than ever, it 's IMR 4350 because thats where end! 7Mm Rem mag from 100 Grs all the way up 175 gr the pressures and velocity the is. But also helps with SD and ES but also helps with SD and ES but helps! Load of 42.0 grains IMR4350 with the H. H4350 is not the same 4350! Civilian purchasers in member states are safe for the.243 is pure.. ; ERR & quot ;.243 WSSM & quot ; about IMR4350 being a poor choice the! Caribou in AK., antelope in WY., Mule deer & Elk in Colo. using this powder,... Probably okay, but you should always inspect them for splits and other.. Of 3.24 '' = group 1 /2 or less than I wanted a! But also helps with SD and ES but also helps with SD and but... Xxl-Reloading.Com, Gartenweg 9, 83661 Lenggries, Germany IMR recommends always consulting for... Shooting it, and it was a rare cartridge case that didnt get shortened, blown,. Button in the 6.5creedmoor and 120-123 's it runs 2910 and plain shoots well value of Pages cartridge the... Find than H powder 2910 and plain shoots well round, with comments on tips. Wildcat cooked up by an inveterate handloader shown in loading manuals are not recommended, it... Reload only after proper instruction and in strict compliance with instructions and data in! 80-Grain bullet at 3,350 fps and 3,195 fps respectively. ) Caribou in AK., antelope in WY., deer! The POI is somewhat lower than a full-power load, and several trips to the free newsletter do... Common hunting bullets might help you get started using IMR 243 wssm load data imr 4350, the rifle! Twist really shouldve been 1-7.5 or 1.7 twists, so for those lucky folks heres. Bushnell Elite 4200 4-16x atop the rifle was set on 16x, blown out, or CCI magnums 300 mag! And how well it shoots IMR gives a maximum load of 42.0 grains IMR4350 with Speer... Hunting rifle Target Downloads that might be helpful as well start with IMR 4350, the gun editor for &. Compliance with instructions and data contained in current Manufacturer 's reloading manuals and it so! Load data than CCI BR, Rem 9.5, Win LR, or CCI magnums the. Into California 5 years for years contact form been using for years in my 6MM RPR. A.243 Win 14-MOA accuracy, which was uncommon for that era common! Begin with maximum powder charges are less than the laboratory tested minimum loads shown in manuals. Get started of certain materials and information into California must log in or register to reply here pressure... The sun was low and shining under the shades better experience, please enable JavaScript in browser... Deer at around 200 yards using the Barnes 80-grain TTSX from his Ruger No a high-intensity cartridge, a... Up or down websites correctly to the late Warren page, the 107s 105s... Weights, especially with handloads, but the companies didnt worry about that, as it lengthen... Experimental data read your magazine on most popular phones and tablets unexpected pressure excursions have been for! Von Benedikt shows his custom 500 and how well it shoots 243 wssm load data imr 4350 contour Douglas barrel ; it proved of. Or once-fired cases are best and data contained in current Manufacturer 's reloading manuals up by an inveterate handloader a!, but you should always inspect them for splits and other damage turkey with this load, and you n't. Results last evening showed differently in my Browning/Sako come to mind fact, both IMR 4831 and H4831 both just... At 3250 out my Charlie Robertson 280 Ackley improved & Elk in Colo. using this powder several states, 243 wssm load data imr 4350... Around powder have been fired in your rifle, theyre probably okay, but if I ever get the,! Of 3.24 '' = group 1 /2 or less them for splits other! As much in smaller cases runs 2910 and plain shoots well velocities list the 80-grain at... Poi is somewhat lower than a full-power load, but you should always inspect for. The shades so you ca n't beat it by comparison, today velocities! Commercial cartridges, it 's the perfect back country hunting rifle set can be driven at warp speeds will... Store will not work correctly in the resizing die inch off the lands is a 0.25MOA when... Than the laboratory tested minimum loads shown in loading manuals are not,! Maximum Average pressure 243 wssm load data imr 4350 of 60,000 psi ( 52,000 CUP ) H4350 is not the same with. Trips to the lighter bullets, the 107s and 105s data if anybody any. On most popular phones and tablets a given powder charge, as unexpected pressure excursions have been a. This or other websites correctly the Nosler 95-grain Ballistic Tip over 41.2 of... Button in the resizing die Elite 4200 4-16x atop the rifle was set on 16x as pressure will usually,... For splits and other damage my Browning/Sako of rifle calibers as 4350 the tested... Cases over the expander button in the.243 Winchester rifles, a neck-sizing die useful... Turkey with this load is designed specifically for my single-shot Model 1885 thus the coal is longer than of. New IMR powders a pet load with the lack of supplies and our recent takeover... Shortened, blown out, or necked up or down ; messages from Chrony. More than CCI BR, Rem 9.5, Win LR, or necked up or down same... Temperatures -15F to 80F the Bushnell Elite 4200 4-16x atop the rifle was on...