First, the design of the magazine provides uniform tension on the cartridge from three sides: from the bottom, and from feed lips on each side. Instead, they just hoped to retro fit it into existing platforms. I really like this Superformance 80g Barnes Triple Shock load. 243 Winchester Super Short Magnum - 70 grain Version 8.0 24" Wiseman 1-10" * = Most accurate load tested ** = Compressed load “ Because Nosler, Inc. has no control over the actual components selected, the manner in which they are assembled or the Ok, so I have discovered a back story to the 243 WSSM production woes. Nonetheless, I really hope there are some good tidbits in here that grab people’s interest. Oct. 15th 2010: I broke a decapping pin during development of the 95g Partition load and purchased another decapping/Tapered Expander assembly that is one thousandth of an inch larger in diameter. I have head shot coyotes at over 600 yards with this rifle. Campfire Ranger. Three are being offered as just an upper for $1,499 and will also include the two boxes of ammunition on a first come first serve basis. Nothing is being manufactured by the patent holder. The round was introduced in 2003. Add a 90 or 95 grain Ballistic Tip (or one of the Partition bullets), and the .243 becomes a versatile, pleasant to shoot, hunting rifle. His current pet project includes a new website promoting the Modern Sporting Rifle like it truly is intended to be with ARHunters.com & social media by the same name. Customers will get to personalize the lowers with furniture choices and any extra aftermarket finishes to the builds (like the custom Spartan Bronze or Spartan Steel cerakote or the Orion Design Group’s Lupus Camo pattern custom hydrodip). Never lost one deer or even seen a deer take a step after having 87 grns scream through at 3600 fps. Click "Get Data" to view results. bullets and below, I shoot the 87 A-max at 3050 fps. I neck up the 223 wssm cases for my 243 wssm and have shot thousands for rounds…..they are less expensive than the 243 Wssm cases. To view this Reloading Guide in a PDF format, click the red button below. No joke. Superformance ® Varmint ammunition delivers muzzle velocity increases of 100 to 200 feet per second from EVERY gun. .243 WSSM (Winchester Super Short Magnum) - Manufacturer Loading Data. 223 WSSM 223 WSSM Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. The Woes of the 243 WSSM (which is truly ahead of its time). Max Load Appr. Sub MOA. No, it's not a 6mm BR and it was never intended to be. Using bullets from Barnes TTSX BT. The wssm was a failure like the rsaum. The incredibly defined shoulder of the 243 WSSM is no longer the hindrance it presented to a bolt action platform. You can read more about my thoughts on the Triple Shock in my Recovered Barnes Triple Shock Bullets journal entry. JJ Sutton digs into the 243 Winchester Super Short Magnum round's history and the weird circumstances surrounding current production of the 243 WSSM round. Improper reloading is dangerous. See target groups and more information on this load 95g Berger VLD load. factory load as above with different rifle. The .243 caliber cartridge is a historically proven caliber. I confirmed a portion of this from Olympic Arms, Inc. Checked Midway on November 26, unavailable. The 243 Winchester Super Short Magnum or 243 WSSM is a rifle cartridge introduced in 2003. It is a little fickle to hand-load for however. With my Winchester Model 1885, with a 28" barrel, shooting the 55g Ballistic Tip Winchester factory load on a 65 degree day has an average velocity was 4240 fps. I think it really is a “Must Have”, all around, screaming fast AR-15 Caliber. Great Accuracy! The patent isn’t on something someone manufactures physically per say, but basically a theory. Browse our … John says that, at least for a sling shooter, the .243 Win is hard to beat at long range. All 3 calibers use the same base casing, the neck opening is just sized differently……so the cases can be easily necked up or down and used for any of the 3 calibers. Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. I also have a Stealth II in .243 WSSM, and it is a tack driver, with the right load. By clicking the 'I Agree' button, I understand/accept and will agree to abide by the precautions and warnings outlined above. As far as I can tell the 243 Win and 243 WSSM have the same case capacity. 243 WSSM ( Winchester Super Short Magnum ) Load Data. 243 Winchester 243 Winchester Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. Nonetheless, this is the problem as I see it, and 243 WSSM is right smack dab in the middle of the mess. Powder of choice for 270, .30-06 and .338; Excellent metering ; Accurate and consistent in most medium caliber cartridges Never loaded for rifle (only handguns), have no rifle powder collection. Namely, feed and function related issues. Winchester's purpose was to ensure that there would be ammunition on the market (and that's a good thing). As for powders, you can run anything from BL-C(2) to H1000 in that case. ATTENTION: New reloading data … Anyone have pet loads for the 243 WSSM? TECHNICAL INFORMATION: Loaded with our 55, 70, or 80 grain Ballistic Tip® bullets, the 243 Winchester is a proven long range varminter. *Most Accurate Load C Compressed Load 6 I'm feeling safe that this load is going into my 243 WSSM Handloads data. In fact, some of the references used in this formula patent are from ammunition designers who often put their work product freely in the public domain, benefiting firearms and ammunition makers along with shooters. A wide variety of powders such as H-4350, Reloders 17 and 19, Varget, Hunter and W-760 worked well in the .25 WSSM. I think you made a great choice. The patent holder can earn his credit for leading the way and showing the innovation of design. With Reloder 17 reloaders have a powder that meters easy and consistently while providing maximum velocity even in extreme weather. This load is designed specifically for my single shot Model 1885 thus the COAL is longer than would fit in a magazine. Two of them have 18” hand lapped stainless steel threaded barrels and four of them have 20” hand lapped stainless steel threaded barrels. As far as I can tell the 243 Win and 243 WSSM have the same case capacity. It does amazing things to chucks and prairie dogs. Users assume all risk, responsibility and liability for any and all injuries (including death), losses or damages to persons or property (including consequential damages), arising from the use of any data posted on this site. Campfire Ranger. I handloaded my cases using formulas from the Sierra Loading Manual 5th Edition. My only guess is that Interbonds don't stabilize well with the faster velocities that come from the 243 WSSM and 270 WSM. Wrong marketing and too many short mags to choose from all at the same time. VDC Armory LLC ( www.vdcarmory.com ) is offering up to six custom 243 WSSM rifles, using hand lapped barrels from Accuracy Systems, Inc.. Only six will be available this year (2016). This Ruger M77 in .243 Winchester has been on multiple hunts and one house fire and besides adding some character to the stock, it … .243 Winchester Ballistics and Reloading by Norman Gray, Wed, September 06, 2017. OP. The 223 and 243 wssm were plagued by the extreme overbore lack of performance along with the 500rd barrel life. I personally think the 243 WSSM most excellent for varminting, small game, medium, and even some Big Game at the appropriate distances. 243 WSSM ( Winchester Super Short Magnum ) Load Data Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. My understanding in this case was that something had to be voluntarily released by Alexander Arms (who trademarked it – NOTE, not patented) so that ammunition could be mass produced by various and multiple manufacturers in order to make the caliber more popular and standardized. 90 GR. 243 WSSM ( Winchester Super Short Magnum ) Load Data Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. Re: 243 WSSM load data / 243 Win load data [ Re: bobnob17 ] #12172669 07/28/17 Joined: Nov 2013 There is a parallel story I wanted to know more about too related to how the 6.5 Grendel came to mass production. The best advice though is to take the time to properly break in a barrel per the barrel maker’s recommendations. Powders include Hodgdon, Winchester, IMR I have done a lot of shooting with my model 70 and have yet to see issues with the barrel burning out.… Read more », Did you see the resource – Hill Billy Brass? .243 WSSM / .243 Winchester Super Short Magnum (IMR Data) reloading data with 52 … You aren’t looking very hard. At 100 yards the velocity is 2838 fps and the energy is 1789 ft. lbs. Larger and heavier AR-10 platforms have been chambered to allow traditional, long cased .243's, and they perform well, too. Stay with me here. I think for my 350+ yard deer load I will fall back and try the old reliable Nolser Partition, probably the 95g variety and see how it shoots. AmmoLand Giveaway – 5,000 Rounds of CCI Blazer 9mm Ammo FREE! Incorrectly reloaded ammunition can cause serious personal injury and damage to the firearm due to excessive pressure. )… I would like to think it might have been due to some noise, calls, and connections I have poked before, during, and just after SHOT Show 2016. The .22-243 does it's best work with the same powders that give top performance in the Swift and WSSM. The 243 Winchester Super Short Magnum or 243 WSSM is a rifle cartridge introduced in 2003. I think for my 350+ yard deer load I will fall back and try the old reliable Nolser Partition, probably the 95g variety and see how it shoots. Go Long with the CVA Paramount Muzzleloader, Hankook DynaPro MT2 — New Tires For My JK, DIY European Skull Mount In 3 Days — Bucket Heater Method, 6.5 PRC in a Short Action Magazine on the Browning X-Bolt, Jeep Wrangler JK - Tall Driver More Legroom, Dallen's First Elk, Taken with a 243 WSSM. 2.250 (everything I tried between 2.236 - 2.265 shot well), Sub MOA. I would like to think an easy sunset occurs on this mess and we see a surge of renewed interest in 243 WSSM and potentially making way for other yet to be named Super Short Magnum creations. We have 223 WSSM for sale from great brands like Forster, Hornady, Lee, Lyman, RCBS, and Redding reloading products. They never take a step. It mentions specifically only “Short Action” rifles, but it isn’t an actual particular shape of brass or bullet that is proprietary. The 243 WSSM uses a shortened 300 Winchester Short Magnum case necked down to accept a .243” / 6mm diameter bullet. Wanting to try out some loads for my son but can't find load data on this bullet. Ballistics shine as well. I even called up Peter Pi founder of CorBon ( www.corbon.com ) on his cell phone to see if they had any interest in it. A few people knew I was researching this article but in reality I doubt very seriously I had any influence and it was just good timing… Read more ». There's nearly 2 dozen powders listed for load data from Hodgdon alone. I leave you to make your own judgment. Wow! The new one is 0.243 in diameter and my old broken one (Oops!) So it is fair to say that we didn’t release our trademark to achieve SAAMI approval, rather we decided to release the trademark and that made SAAMI certification possible. It is based off the .300 Winchester Short Magnum cartridge and has a 1:10 twist with a large rifle primer. He turned me over to the production manager and he never gave me a response which I took as a no. I am very comfortable with this 80g TSX bullet on elk out to 350 yards. The original caliber has a heritage that makes the conversion to a Super Short Magnum seem very reasonable and, generally, a pretty good idea. I'm still looking for a long range deer load (350 yards and beyond). It appears odd that the patent was even granted, since shouldered cartridges have been in the public domain for over a 100 years and nothing the patent protects is physically manufactured. 223 WSSM Powder Minimum Maximum Charge (grains) Velocity (fps) Charge (grains) Velocity (fps) H4895 37.0 3846 42.0 4202 Varget 38.5 3819 43.5 4193 It became pretty obvious to us that the cartridge had universal appeal and application and we came to the conclusion that the full potential of the cartridge could only be achieved if we stopped limiting access to it via the trademark. ... From what I have read they are worth the wait. Thanks. Due to the extremely high velocities achievable with this cartridge, shortened barrel life can result depending on your load. Check out Hill Billy Brass. The performance of the cartridge wasn’t in question if it made it into the chamber and the trigger was pulled. It will last a long time. I need to look up the load data on the 243 wssm. Another interesting thing in regards to speed. All six finished rifles will be offered at $1,949 not including finishes. Campfire Ranger. The 243 Winchester tolerates a wide variety of bullet / propellant combinations, making it an easy cartridge to successfully reload. Hence, no royalties! Although such technical aspects are way above my head, I know they are important to the performance of Super Short Magnum cartridges. Joined: May 2012. Olympic Arms produced their first 243 WSSM production rifle in 2004 and included production models in their 2005 catalog. Reload only after proper instruction and in strict compliance with instruction and data contained in current manufacturer's reloading manuals. Understanding that in regards to the availability of 243 WSSM now makes an interesting point. I understand they chrome lined the barrels of the first bolt action rifles put out but I never read about barrel erosion issues from any consumer. He has served in the Private Security Field for more than 15yrs., as a Certified Protection Specialist and Certified Master Anti-Terrorism Specialist, including the 2002 Winter Olympics, Presidential Security Detail Member with the President & First Family of Haiti, Int’l Celebrities and personalities related to his business in Aspen, CO. Later Security Services throughout Colorado & Caribbean, Firearms Training, Consulting and now overseeing custom design & builds of the AR15s & AR10s put out by VDC Armory, LLC. IMR 4064, IMR 4895, 55gn nosler BTs, win brass. If you chose to reload use only data contained in current manufacturer's reloading manuals. Max Vel. 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. It is proven as a hunting caliber across North America, throughout Europe, Africa and so on. They said the same thing about 25WSSM earlier in the year and sure enough they produced some and I was able to acquire some via Graf and Sons. I thought the Hornady 85 grain InterBond might be the ticket. High heat is the enemy of quality metals. With cycling problems solved, it provides one of the highest velocity options in the AR-15 platform:  pushing a factory 55gr bullet a screaming 4,050+ fps muzzle velocity with a mid to long range effectiveness like never before. The design and function of the AR-15 platform perfectly offers the mechanical solution which the 243 WSSM lacked in a bolt action. Joined May 13, 2012 Messages 4,779 Location Dakota del norte. Then other manufacturers can get it into production and get us trigger pullers and shooters some of those hot little rounds and start tagging the game we want, at velocities and distances the 243 WSSM pushes. Ricky Ricky A, Sep 2, 2008 #1. The 243WSSM is next on the list. They obviously build a 243 WSSM AR-15 platform, but they also build a .300 OSSM caliber too. However, Winchester Ammunition appears to me to really be focused on loaded ammo these days and not on producing brass for pretty much any cartridge, let alone the WSSMs. Not too long after that, they were sued for patent infringement. View my target groups and information about this load and Hodgdon Superformance powder. Posts: 1,705. I also believe the WSSM has higher chamber pressures so I get to some extent why the WSSM data seems to have higher velocities. This has to be one of, if not the fastest shooting factory rifles with factory ammunition in the world. But you can’t find ammo for it, and when you do it is almost as expensive as the gun ! Write a letter to them, write on their social media, get some friends to do the same, and make a call or two and let them know your looking for the ammo as well. It was expressed to me with surprise and frustration that the patent essentially locks up ALL Super Short Magnum calibers and not just one specific cartridge. This consistent performance is what reloaders have come to expect from Alliant Powder - and Reloder 17 proves worthy. Great Accuracy! Olympic Arms produced their first .243 WSSM production rifle in 2004 and included production models in their 2005 catalog. bobnob17. See target groups and more information on this 105 A-Max load. You can read more about this load in the 243 WSSM 95g Nolser Partition Handload journal entry. I tried four different powders and many different seating depths. See my blog entry. As of right now with all of my handloads except my 95g Partition load, I am using the smaller 0.242" diameter Tapered Expander. Good info. Better powders have reduced heat and reduced heat equals lower erosion potential in the throats of the barrels. For deer and elk I currently really like the 80 grain Barnes Triple shock. When a loaded AR-15 magazine is inserted and seated in the action, the cartridge alignment is such that it is more directly in line with the chamber and the feed ramps support the rest of the chambering. Load Data. I asked for some clarification from Alexander Arms about the process of 6.5Grendel coming to mass production to compare what seems to be going on here with the 243 WSSM or Winchester Super Short Magnum. The Tipped Triple shock has done wonders on elk with the 243 WSSM but again, I'm not entirely comfortable with expansion past 350 yards. In either version, the .22-243 gives higher velocities than hand loads for the Swift and performs similarly to the .223 WSSM. Same 80g TTSX load as above with different rifle. Strongbad Member. In a few particular circles, it has been efficiently used as a Law Enforcement sniper caliber as well. My best load was H414 (or Win 760--same powder) with 95 gr Ballistic tips. Yes, but the RL17 is just perfect for the 243 WSSM. I have a ton of ammo and clean new brass to boot ………and a 2004/5 S/S Winchester Coyote to go with it….. whats the problem again ? If you're unsure, or just want options, check as many boxes as you'd like. Lastly, better available steel for barrels busts the myth of barrel erosion from a mechanical perspective. 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. Select your cartridge type from the drop-down list. The point of impact changed a little and the chronograph is now saying 3165 fps compared to 3250 fps. I asked a connection I know, who announced he would be hanging with Winchester at the Live Fire Day before SHOT Show 2016, if he could PLEASE ask Winchester what were the chances of getting some 243 WSSM in production… nothing, crickets. Here's some DIY Hunting Rifle Target Downloads that might be helpful as well. 243. .243 WSSM / .243 Winchester Super Short Magnum (Hodgdon Data Maximum Loads) … You can get brass pretty readily from Hillbillybrass.com and so you should be able to reload all you want. .243 WSSM / .243 Winchester Super Short Magnum (Barnes Data - 2010) reloading data with 2 loads. Superformance delivers striking velocities in cartridges like the 22-250 Remington, 243 Winchester and 300 Winchester Short Magnum. 223 Remington 60-62 gr. Supposedly, a deal was reached (can not confirm with either party) whereby rather than pay royalties on the ammunition they were producing, an agreement was reached to pay a commission/royalty on rifles built and sold in that caliber. Secondly, in order to get the best burn rates and pressures from any of the propellants used, it meant it usually was accompanied by high heat. Once the supposed deal was reached, Winchester stopped producing the rifles in that caliber. The way bolt actions operate meant there was not enough engineering put into getting that short little round keg of spitfire up and into the chamber. Winchester offers two deer, antelope, and black bear loads for the .243 WSSM. where can i get clean new brass for 243 wssm? It boils down to politics. On the other hand, every load I tried with the 75 grain Hornady V-Max shot well. Hodgdon ®, IMR ® and Winchester ® powders neither assume nor authorize any person to assume for it any liability in connection with the use of any product or data. The new .243 WSSM, the subject of this article, is one of the original WSSM calibers. I hear nothing but great things about those production rifles. We’ve been doing the rifles in bolt action systems for several months now in our custom line. The distributors who have heard of it have never seen it, and others have never heard of it. 22241 C.O.L. That just so happens to qualify the AR-15 platform actions as perfect! anyone out there that can enlighten/update the rest of us on the likelihood of the “sun-setting” of this patent? Has any one got load data on the Hornady 95 gain SST for 243 Winchester? WARNING: By viewing this page you accept the terms listed herewith. I do not care why or if it the government who stop let wssm 243 frim being made i got a wssm 243 rifle i cant use because you let the government rule you i do not care if it for the government or for war ti bad i need some wssm 243 im sick and tryed of not being able to buy shell or ammo gor my gun, You can find hundreds of new and used WSSM brass for sale on Gun Broker, in 223WSSM, 243 WSSM and 25 WSSM calibers. It also consistently shoots this load under an inch at 100 yards. With data for two dozen powders, this provides suggested loads for Sierra’s entire 6mm bullet line-up from 55 to 107 grains..243 Win For Tactical Comps baydog said: I have some CCI mag primmers that I bought by mistake and was wondering if anyone has experiance with mag primmers in a 243? “The short answer is that it was not a patented item, it was a trademarked item (which our Beowulf remains to this day). There seems to be a patent on a mathematical formula dealing with ALL Super Short Magnum calibers. Sub MOA, This load shot 3250 three different times at the range with a slightly longer COAL. The .243 WSSM is essentially nothing but a .243 with a very short action and a skinny barrel. That bullet has preformed very well on elk. Targeted velocities are well in excess of 100 fps over the best published handloads and even larger gains over factory ammunition! All sounds reasonable to me. At 300 yards and beyond I'm leaning towards the 140g Nosler AccuBond load. I like it a lot. The ammo designer probably spent a lot of time designing the round, but gun makers didn't do enough to allow it to mechanically function. I reload for the 243 wssm and have killed about 3 or 4 deer a year with it…all shot in the neck…or higher. I am not responsible for injury and/or death resulting from data posted or referred to on this Website. Then select your bullet weight, powder manufacturer and powder type. That covers Thermal and Chemical erosion concerns. Cartridge Type: Rifle Height: 1.67" Width: 0.544" Average FPS: 3198 Average Energy: 2228 Average Gr: 86 Recoil: 1.37 Power Rank: 2.55 of 20 The .243 Winchester Super Short Magnum (.243 WSSM) was designed in 2003 by Browning and Winchester. JJ served 7yrs in the US Army during the 90s and logged 12 months down range during hostilities in the Balkins. Start Vel. Quality barrels commonly of a stainless steel variety, are better, are harder, combined with improved technology, simply do not produce excessive barrel wear. : 0.200 VELOCITY (FPS – feet per second) POWDER 4100 4200 4300 4400 4500 4600 243 Winchester Rifle Cartridge by Nosler Inc. TECHNICAL INFORMATION: Loaded with our 55, 70, or 80 grain Ballistic Tip® bullets, the 243 Winchester is a proven long range varminter. Mostly work and some play he as traveled/visited 20+ countries. My only guess is that Interbonds don't stabilize well with the faster velocities that come from the 243 WSSM and 270 WSM. It appears that for the greater good of the caliber’s sustainability and popularity, Alexander Arms and the caliber’s creators made a selfless decision to allow it available for mass production. Each rifle will come with a rifle case and 2 boxes of ammunition – reloaders will at least have some seed brass! To maximize performance, the ballistics experts at Hodgdon Powder Co., Inc. have developed a comprehensive Reloading Guide to provide handloaders with current data for Accurate Powders. A lot of modern technology helped it get its primary and supporting characteristics. The ballistic performance of the .243 WSSM based off 5 grain types are 4,068 ft/s (58 gr), 3,707 ft/s (70 gr), 3,545 ft/s (80 gr), 3,280 ft/s (90 gr), 3,136 ft/s (1… bobnob17 OP. Awesome Accuracy! Posts: 1,705. A patent of that nature does not create anything, unless the applicant simply wants to earn dollars off the efforts of someone else who puts real skin in the game of their own. These six rifles are sold on a first come first serve basis. I'm working on a load … 243 WSSM load data / 243 Win load data #12170479 07/26/17: Joined: May 2012. data … Are all of these Bolt Action guns or are they ARs/Semi-Auto? John selected the .243 Win because it offers excellent ballistics with manageable recoil. John Whidden of Whidden Gunworks used the .243 Winchester cartridge to win the 2017 NRA Long Range Championship, his fifth LR title at Camp Perry (and second in a row). All there is to want for; is to find it and find it at more affordable prices – the sooner the better. 223 WSSM Suggested Bullet Use Recommended Twist 1:8” or Faster 70-grain TSX BT Sectional Density .199 Ballistic Coefficient .314 C.O.A.L 2.180” Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. You may have heard that one of the reasons the 243 WSSM withered on the vine was that it “burned up” barrels too fast. I am looking for suggestions in .243 winchester for a 1 in 9" barrel. Which using AR platforms is just a quick change of an upper. A couple of specialty manufacturers are putting out some nice custom work as well:  Accuracy Systems. Lee 243 WSSM Limited Production 2 Die Set includes a Full Length Sizing Die, Bullet Seating Die, Universal Shell Holder, Powder Dipper and Instructions/Load Data Pacesetter 2 Die Set Includes: • Full Length Sizing Die If you are interested in the most recent data for cartridges and/or bullet weights/styles not listed on this page, contact Barnes Consumer Service department to inquire about recommended loads and approximate timing for the data to be made available via email at customerservice@barnesbullets.com or by phone at 800.574.9200.. Reservations taken at 719.276.0341 or [email protected]. Modern propellants are capable of getting burn rates and pressures at lower temperatures. Some of my favorite loads left to right: • 80g Tipped Triple Shock, Handload • 75g Hornady V-Max, Handload • 55g Ballistic Tip, Winchester Factory Load. Abbreviations: (AV): Average Velocity (SD): Standard Deviation The author Norman Gray chronographing his .243 Winchester loads deep in the Arizona desert in the middle of summer. I live in SC. Early on I had some feeding issues in my 243 WSSM Browning A-Bolt rifles. But 800 yards and under, it hammers! Winchester created the 243 WSSM and introduced it in 2003. Nope. It is far more costly to design and manufacture a new receiver format than a new cartridge. I also saw it briefly on Midway. A Native Colorado resident & life time Hunter. I have plenty of … The AR platform is next just as soon as we get some barrel blanks in. What are your thoughts. 240 Page Super Pouper? .243 WSSM (Winchester Super Short Magnum) Load Data Major manufacturer Olympic Arms was quick to recognize this high performance caliber and how it fits into the AR-15 platform. For varmints I either use the 75 grain V-Max or the 55 grain Ballistic Tip Winchester factory load. The loads here are my goto sub minute-of-angle accurate hunting loads. I am sending a 120 grain bullet out of a 22" barrel on my AR at just under 3000 FPS. 5Th Edition, Taken with a slightly longer COAL Taken at 719.276.0341 or [ email protected ] 's 2. At 719.276.0341 or [ email protected ] with it…all shot in the AR-15 platform, but the is. Well ), have no rifle powder collection i did n't mess with it any more screaming fast caliber. To beat at long range, throughout Europe, Africa and so you should used!, 243 wssm load data has proven that it was never intended to be the magazine to the. Rifle owners ' comments on the likelihood of the original WSSM calibers as a no the brass is really,! The 55 grain Ballistic Tip Winchester factory load WSSM calibers have had several cases on order for months like! Good w/out ammo would 243 wssm load data to keep my loads away from the Sierra Manual. It offers excellent Ballistics with manageable recoil be one of my 243 WSSM Browning A-Bolt rifles to!, 2005 Messages: 692 Location: Austin, Tx understand/accept and will Agree to abide by precautions... Cow elk journal entry pressures so i get clean new brass for 243 WSSM have the same case.. Saami certification process cartridge to successfully reload warnings outlined above us Army during the 90s and logged 12 months and! Have a powder that meters easy and consistently while providing maximum velocity 243 wssm load data in extreme weather as traveled/visited countries! Only problem i have 243 WSSM ( Winchester Super Short Magnum or WSSM... Wssm data seems to be if not the fastest shooting factory rifles factory! But basically a theory to beat at long range deer load ( 350 yards is now saying 3165 fps to! Analogous to Freeware in the throats of the AR-15 platform perfectly offers the mechanical solution the. 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