As expected, Varget was the star here. Like so many other versatiles it is good in everything, great in very little. The IMR brand was created under the DuPont Corporation. 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. We place limited powder inventory for sale on a regular basis on our website. Bullet weights from 55 to 110 grains are available, and crafting specialty loads for almost any shooting purpose is possible. The .243 typically utilizes powder charges that are between 29.0 and 45.0 grains (although a few charges approach 50.0 grains). The mouths of new cases should be made uniform by running the cases over the expander button in the resizing die. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. Awesome Accuracy! Velocities run from 3300-3450 FPS with mild pressure. It also consistently shoots this load under an inch at 100 yards. 09-14-16. factory load as above with a different rifle. Custom Mossberg 500 at the Range and Live Turkey!. This coyote was taken with a Ruger No. 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. Great results steady pressure and burn rate no problem out to 1500. (These figures were pretty optimistic, but the companies didnt worry about that, as few shooters in those days had chronographs. Once that is known, bullets can be seated the desired distance off the lands. Be the first to share your insights. Speer Spitzer bullet to nearly 3,000 f.p.s. Use this powder regularly in my 300 Win Mag. I continue to use it in our .25-06 for milder practice loads, while using IMR 7977 for full power hunting loads. These loads were shot by Brian Pearce of Wolfe Publishing Co. USE. Heres a couple of loads that might help you get started. Improper reloading is dangerous. Very accurate at 100 yards. Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4350 is a m. Reloading data for .243 WSSM cartridges and specifications for cases and loads in this caliber. (Handloader Issue #249 - October, 2007) Working up loads with H4831SC and H4350. Best powder for accuracy I've ever used in my '06. It does amazing things to chucks and prairie dogs. .243 WSSM / .243 Winchester Super Short Magnum Warning! Taurus has redesigned this sporting pistol for performance. A tumbler is handy for cleaning cases so that defects are easier to spot. This just barely engages the first ring on the rear of the bullet. As of right now with all of my handloads except my 95g Partition load, I am using the smaller 0.242" diameter Tapered Expander. This type of performance is typical when the .243 Winchester is stoked with great hunting bullets. If you chose to reload use only data contained in current manufacturer's reloading manuals. There are probably lots more. rifles. The Ultimate Reloading Manual / .243 WSSM / .243 Winchester Super Short Magnum (IMR Data) Warning! It was accurate, especially with handloads, but was heavier than I wanted for a general-purpose varmint and coyote hunting rifle. This is especially important for range brass.. California recently rushed through legislation making it unlawful to communicate to those under 18 about broad categories of firearms, parts, and accessories. In fact, both IMR 4831 and H4831 both work just dandy in the .243 Win. Please enter your login details below. Consistent performance. (Ret.) . i like it. RCBS dies were used to develop the accompanying handloads. The .243 Win. . Ive never plugged a turkey with this load, but if I ever get the chance, Im ready. 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. The medium-sized .243 Win. The .243 Win. The deer load had a 100-grain bullet at a listed 3,070 fps and an 80-grain varmint load at 3,500 fps. But do you know how to properly use them? For a better experience, please enable JavaScript in your browser before proceeding. Love this powder. In the past 62 years . . This was one of my first test loads and it shot so well that I didn't mess with it any more. The bullet entered the left shoulder and exited just forward of the right flank, with the deer literally collapsing at the shot. Great power and mild to moderate recoil. I measure my bullets base to ogive and weight sort them along with weight sorted brass. Been using this powder for well over 50 years would love to find more only have 1/2 pound left best powder ever made, Use this in my 300wm,338wm, and 300whby mag. Joseph Von Benedikt is with Jorge Spat to learn all about it. New powders significantly changed the future of this smallbore cartridge. cases is appropriate. That bullet has performed very well on elk. 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. The handload contained a Hornady 87-grain V-MAX bullet. I clocked multiple groups at or slightly less than .40 at 100 yards. It's in the Hornady book. A tool like the Hornady Lock-N-Load O.A.L. 25-06. This was my first powder that I used to reload .300 win mag. Great Accuracy. IMR 4350 is a medium- to slow-burn rate propellant & is the number one choice for Remington and Winchester new short magnums. I think the IMR 4350 works great. Subscribe to the free newsletter and do not miss any news or promotions. For long-range competitions, fast-twist barrels will be necessary to achieve correct bullet stabilization. After trying 6 various powders for my Rem 700 6mm Creedmoor and Ruger rpr .243 my tightest groups and most consistent loads are all from using imr 4350, Real good rifle powder for all brands of rifles, This stuff will shoot a wood bee hole in 3 shots @ 70 yds. When Winchester introduced the .243 Winchester in 1955, it quickly became a best-selling sporting cartridge. For a better experience, please enable JavaScript in your browser before proceeding. 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. .090" to .100" is the jump to the lands. A quick scan of the chart shows that Varget, Reloder 19, H4350, VihtaVuori N555, and H1000 are applicable to hunting-weight bullets. Consistant and accurate. My son recently took a deer at around 200 yards using the Barnes 80-grain TTSX from his Ruger No. 1 .243 Winchester. 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. accredited Proof Houses. Sep 15, 2016. IMR 4350 is My go to for 25-06 . This includes not only information about their purchase and use, but also the promotion of firearm safety and training. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. If you can only have one powder on the loading bench , this is the most versatile , have successfully loaded .22-250 to 338 WM with it ! Once this unconstitutional law is struck down or repealed, this restriction will be removed. IMR 4350 is a rather "dated" powder that still works well in a lot of cartridges. The online load data sites will show one works better for lighter bullets and one does better for heavier bullets. The one-thousandth of an inch made a difference by reducing the pressures and velocity. The .243 Win. I have shot Moose & Caribou in AK., Antelope in WY., Mule Deer & Elk in Colo. using this powder. In working with the .243 Winchester, it seemed almost difficult to develop a load that didnt perform reasonably well. Winchester had a crafty, two-pronged strategy for the .243 Win., and it worked. These should work though. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. They should point the new .243 Win. 22-250, 243, 257 Roberts, 6.5-284, 270, 280, 30-06, 300 WM. using 41grains of 4350 and a 95 bullet is the combo for my 243 winchester. Sierra's recommended Hunting Load for its 100gr soft-point FB and BT bullets is 36.2gr IMR 4064 at 2900 fps. I like to keep my loads away from the highest pressures possible. Best loads found so far for 70 gn bullets: IMR 4895 and CFE 223. https://www.hodgdonreloading.com/data/rifle, Small rifle primers CCI 450s vs CCI 400s for a 6BR. 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. Used this for years in my .243, 6mm. For the best experience on our site, be sure to turn on Javascript in your browser. I am sub MOA at all distances out to 1000 yards. The maxorder quantity of any powder SKU is, https://shop.hodgdon.com/sites/www/files/2022-04/2022-IMR%20Single%20Base%20SDS. I was born and live in Colo. since 1960. Temperature was recorded at 24 degrees below zero. This law also restricts communications that promote an organization such as ours. Unlock Charge Details. after checking it on paper it was easily covered with a quarter. Cartridge experimentation was in its heyday in the 1950s when the .308 Win. The load information on this page is for my personal use in my personal firearms and is posted for entertainment purposes only. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. New customer? * All prices incl. I have not tested large vs small primer but I know some on here have. Shooter's Reference Load Data for .243 Winchester .243 Winchester - Manufacturer Loading Data Shellholder: Hornady #1 Lee #2 Lyman #2 RCBS #3 Pistol Rifle Cowboy Starting Max Source 55 gr B-TIP (NOS) 0.243" Powder: 2700 (Accurate) Primer: REM 9 Case: WIN Trim Length: 2.035" C.O.L. handloads because high pressures could result. : 4,188 4,488 Press. 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. 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. 2.250 (everything I tried between 2.236 - 2.265 shot well). im in the finishing stages of building my 243 wssm on a 28" 1-8" twist barrel. was created, and it was a rare cartridge case that didnt get shortened, blown out, or necked up or down. IMR-4350 is used in 7MM Rem Mag from 100 Grs all the way up 175 Gr. The C.I.P. So much for the history lesson. Loads less than the laboratory tested minimum loads shown in loading manuals are not recommended, as unexpected "pressure excursions" have been reported. 55 Grain. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Incorrectly reloaded ammunition can cause serious personal injury and damage to the firearm due to excessive pressure. On the other hand, every load I tried with the 75-grain Hornady V-Max shot well. With the lack of supplies and our recent communist takeover I have been in a pissy mood. Ive got 2k CCI 400s and wondering what all the fuss is about using the 450s? 1,200 Yard Shot 673 Yard Shot On A Very Small Target. This powder has proven to be fast and accurate in my 280 Ackley. This load was used on these long-range shots. For more information, go towww.P65Warnings.ca.gov, Ive reloaded several caliber rifle rounds for many years using this powder. OCL was 2.805. (Of course we use it in Brenda Leas .243). Share your experiences with other customers. I skim turn my case necks to get the thickness consistent. For example, the Sierra 90-grain FMJ-BT is suggested to be used with a one-in-9-inch twist, while the 107-grain HPBT is best when used with a one-in-7- or 8- inch twist. Superb! Cartridge Type: The current issue of HandLoader magazine (October, 2007) has a good article on the 243 WSSM. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. IMR 4064 and IMR 4166 work well with medium-weight to lightweight bullets. Sierra 117 SBTs and IMR 4350 give excellent accuracy in that rifle. 67.4 69.8 72.2 74.6 76.4 150 Vihta vuori Powders N560 72.2 74.2 76.1 78.1 79.5 80.0 80.5 153 Alliant Powders RE 22 69.6 71.5 73.4 75.2 76.6 77.1 77.5 78.0 156 IMR Powders IMR 7828ssc 71.8 73.9 76.0 78.1 79.7 160 Alliant Powders RE23 68.2 70.5 72.8 75.1 76.8 77.4 78.0 161 IMR Powders IMR 7977 End. Great powder, I use 46 gr. Two or three die sets for ones most reloaded cartridges can be left in the turret. As always, caution is the watchword. In 7mm-08 with 140 gr bullet and get 1/4 inch groups. 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. Winchester quickly recognized the value of Pages cartridge and the obvious caliber void in its line of sporting cartridges. and no T/T. 85 - 90 Grain. I have found that the Tapered Expander being one-thousandth of an inch larger in diameter makes a considerable difference in pressures, velocities and point of impact. Bullet selection is dependent on the intended use. 3.105 berger VLDs. Same 55 Gr. Sub MOA. I used to convert Lapua 308 brass to 6.5 Creedmoor before they started making it. For bolt-action .243 Winchester rifles, a neck-sizing die is useful, as it will lengthen case life and possibly enhance accuracy. When we are sold out, we are sold out. Notes: case: Winchester; twist: 1:10"; primer: Winchester LR; barrel length: 24"; trim length: 1.660"; bullet dia. The .243 was initially offered with 80-grain bullets intended primarily for varmints, while the 100-grain softpoint was designed for deer. Reviews can only be submitted while being logged in. Some of the early cup-and-core bullets didnt offer outstanding performance and is probably where this unjust reputation originates. So why do so many people use CCI 450s when it comes to the 6BR? : 59,699 The point of impact changed a little and the chronograph is now saying 3165 fps compared to 3250 fps. Indications are the loads that were not pressure tested are also within those guidelines. 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. As always, caution is the watchword. ^^^ that is the exact data I am using. The H4350 with Fed 210 primers was astounding! I use IMR4350 exclusively in my 6MM Creedmoor RPR. For example, in studying loads from Winchester, Hornady, Remington, Federal, NoslerCustom, Norma and others, it is currently offered with bullet weights that include 55, 58, 75, 85, 87, 90 and 95 grains, in addition to the traditional 80- and 100-grain weights. Ill describe two of my favorite deer loads that I use in my Browning A-Bolt because they have worked so well. Going to give the 10 round ladder test that Scott Satterlee discusses. Going to see how that works for me and see if I can dial in my loading and my two primary rifles. Mikey Hartman, Lt. Col. Lighter and tougher and more precise than ever, it's the perfect back country hunting rifle. Here are some DIY Hunting Rifle Target Downloads that might be helpful as well. Pet Loads and Handloader are registered trademarks of Wolfe Publishing Company. Also, IMR and H are slightly different. The Commission internationale permanente pour l'preuve des armes feu portatives ("Permanent International Commission for the Proof of Small Arms" commonly abbreviated as C.I.P.) Accurate 2700 and 2520; Hodgdon 4895, H-4831SC, IMR-4895, IMR-4320; Alliant Reloder 15 and 17; Ramshot Big Game, Hunter; and several others each produced top accuracy with a given bullet and load combination. 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. Tried to post other pics but they were too big. I would think it was a bad batch of bullets if it wasn't for the fact that I had the same horrible accuracy problems with the 130g InterBond out of my Model 1885 in 270 WSM. My experience on big game with the .243 Win. This website uses cookies to ensure the best experience possible. This load is designed specifically for my single-shot Model 1885 thus the COAL is longer than would fit in a magazine. First-class, varmint-style bullets offer unusually high velocities with the fastest factory load being Hornadys 58-grain V-MAX at 3,925 fps and spectacular terminal results. 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. Some manuals, however, recommend magnum primers, especially for hunting in cold weather or when using spherical powders. has been on several Missouri deer and one Utah pronghorn antelope, and I have never had to use more than one bullet per critter. Uniformity for Accuracy, as the saying goes. Theyre a little more expensive than a single-stage press, but having one is like having more than one press. This rifle is a 0.25MOA rifle when I can do my part. 243 WSSM Handloads Details Written by The DIY Hunter Category: Reloading Published: 09 April 2010 Hits: 9631 Some of my favorite loads left to right: 80g Tipped Triple Shock, Handload 75g Hornady V-Max, Handload 55g Ballistic Tip, Winchester Factory Load WARNING: By viewing this page you accept the terms listed herewith. WARNING: By viewing this page you accept the terms listedherewith. You can read about that in Dallen's First Elk, Taken with a 243 WSSMand the 2009 cow elk journal entry. Consistently accurate from all three of my 243 WSSM rifles. #4. Some handloaders full-length resize new cases, and that really isnt a bad idea. Current industry maximum average pressure for the .243 is 60,000 psi. It's possible that H4350 is the single most versatile powder to ever be created. Hornady likewise recommends a 9-inch twist with its 105-grain A-MAX (recently discontinued) and 105-grain BTHP, while the newly released 108-grain ELD-X requires an 8-inch twist. SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. | Very close, but still different. Is there any use for the IMR 4350 other than 243, and the 6 mm variants. Maybe this is totally obvious, but switching powders, you can't assume the node will be at the same velocity and seating depth. You are using an out of date browser. Also, it worked well 6.5 Creedmoor and 270 wsm for me. Have some rounds loaded up ranging from 40.2g to 42g. 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. Please help us to improve and report any suggestions via our contact form. Before there were scopes or red dots there were iron sights. Many long-range varminters recommend H414 with the 87gr V-Max. The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Excellent accuracy in 165 gr loads flat base bullets, Great powder in my 30-06 and 7mm mag I dont use anything else. a big hit. Is there any use for the IMR 4350 other than 243, and the 6 mm variants. 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. The .243 Winchester (right) is based on a necked-down .308 Winchester case (left). Large brass was once fired Hornady..No probs there, I use it in my 7-08 pushing 140 gr seirras. The round shines on the range and in the game fields on varmints and deer-size big game. VAT (where applicable), shipping costs and possible delivery charges. New to reloading. is 0.242 in diameter. turkey load that I pulled from the Speer Handloading Manual Number 15. 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. 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.