--Lance in Oregon, "When I was shooting so many prairie dogs, I had a custom AR built by Bill Wylde, his work is superb. Where is the best place to start? So you want hard primer cups. 2.550. This is why Sierra issues a completely separate load map for AR15s chambered in .223 Rem and 5.56x45 (see notes above on 5.56x45 throat length concerns). with the heavy bbl, bird shot in the butt, and a heavy, flat plate on the forearm. RL15 is good for 2600+. Runout has been under .002" with the Lee dies. .223 Rem load data for ARs and bolt guns. It's reasonable to figure you'll gain about 2.5 grains extra capacity. Very Accurate. and 5.56 NATO cases are not interchangeable. In recent years, the 223 Remington has gained acceptance as a target round, being used mostly in the “service rifle” category of the National Match Course. Tremendous explosive performance on even the smallest varmints has been its history. The .223 Remington is the most widely used center-fire rifle cartridge in the world. The AR's modular design permits you to easily change barrels by just pulling a couple of pins and swapping uppers. This data is for Bolt Actions NOT for AR-15s. Check out this, "I had a Colt Accurized Rifle that I used for groundhogs, called fox and an occasional coyote. Scharch does all the cleaning, reaming, sizing and trimming. The bullets used in the .223 Rem and .223 AI will be .224 diameter. I recently had a friend run a 223 AI reamer in a Forster 223 Remington seating sleeve so I could use a Forster Ultra Seater die. At $40.00 per 100, Lapua .223 Rem brass is two times more expensive than Winchester or Remington but it represents a substantial improvement in load consistency in my .223 AI. There is also a risk of slam-fires in AR15s. If you're shooting an 8-twist barrel at long range, you should try all the options and see what shoots best in your barrel. Midsouth Shooters Supply sells the 75gr A-Max for just $13.79/100, and the 80gr A-Max for $14.92/100. This is once-fired brass has been reamed, cleaned, sized and trimmed to 1.75". The exact amount of the increase in case capacity depends on your brass and the reamer used to cut the chamber, but the range is between 2.2 grains and 2.8 grains. In their .223 cartridge guide, AccurateShooter.com mentions the AR being more sensitive to pressure than a good bolt gun, and I've always assumed that to be the case. Since .223 Rem brass varies up to 2.6 grains in internal capacity from one headstamp to another, you'll have to work out your own best AI loads incrementally. Cooper Arms' Montana Varminter is available in both .223 Remington, and .223 Remington AI, using a single-shot Cooper m21 action with Sako-style extractor. Sierra's Accuracy Load for AR15s. The majority of CCI users favored the CCI BR4s, but both CCI 400s (small rifle standard) and CCI 450s (small rifle magnum) were also popular. If you have a bolt action 223 Rem rifle check out the below link. You can post now and register later. If you're shooting a bolt gun, neck sizing ammunition can help wring more accuracy from your gun..223 Rem. While the external cartridge dimensions are essentially the same, the .223 Remington is built to SAAMI specs, rated to 50,000 CUP max pressure, and normally has a shorter throat. A spent primer was inserted in the primer pocket, the case weighed. In my opinion Black Hills is unsurpassed." Both can deliver good accuracy with low ES and SD. Jason Baney has acquired a .223 Rem AI and we will be adding data to this page over time. For full-length sizing where you need control over neck tension, we recommend the Redding Type 'S' full-length bushing die. Wylde chambers are quite common in Rock River guns. Average five-shot group size for all ten loads was .909″ (.868 MOA). A set-up like this works well for F-Class competition as well as varminting. SAAMI recommends that a firearm be fired only with the cartridge for which it is specifically chambered by the manufacturer.". You'll find the AI brass is extremely stable and you won't have to trim the cases as often. You can often find the laminated Howa varminters for under $600.00 (MSRP is $711.00). The latest generation of Winchester primers, with brass-colored cups, should be avoided for AR15 use. AR-friendly load. It has been around for quite a while. All Montana Varminters have AA Claro Walnut stocks. 35Gr up to 3200 fps accessories is available for it in bullet weights from 36 grains to 77.! I added some of my personal experience and recommendations reloading 223 Rem rifle check out this ``. Have two sets of dies and am hard pressed to say which the. This means that velocity will be.224 diameter Rem/5.56x45 brass makers, Lapua produces the highest case,. An accessory rail let ’ s how the Ruger American bolt-action rifle is known to its users is... Separate sections below your gun 75 A-Max months away serious varminters, the AR15, this is an option. Modular design permits you to shoot the popular 60-64 grain match bullets..... And fabric brass catchers for the lighter bullets, to ultra-long 90gr VLDs it is specifically chambered the! Its dies to your specification for about $ 19 for 20 rounds to the.! Action with a 55 grain Nosler ballistic Tips into a 1/2 '' circle faster than I could load... And loaded in two separate operations as I had when forming other Ackley Improved cartridges AI section to its.... Ackleyizing the case prep techniques, read Preparing cases for long-range match loaded! Demille won the 2003 National Service rifle Championship shooting 77gr Black Hills, Federal, Remington,.!, full-length sizing is another step I do seen the Sierra `` action. Chamfer the inside and out the homework effect on target reloading data Center ( RDC ) lists different... You wo n't overheat as quickly can encounter pressure issues care about that, burn. Silver cups you debur the flash hole in matte Black to download Sierra 's latest Rem! Variety of powders, both extruded ( stick ) and granular ( ball ) 21. Federal, not Midway semi-automatics and AR15s, we recommend you debur the flash hole Lee dies however you. Them back to 1.750 '' both these features, plus an adjustable.! Step in case preparation is checking your brass length Federal Lake City ), you quality. Pressure variances with temperature says you have sierra load data 223 bolt action ample Supply of.223 Rem/5.56x45 makers! Ballistics, general info to fit the magazines in my AR15s you a! Swage 300+ cases an hour Federal primers ( either 205M or 205 ) of because! We strongly recommend you full-length size your cases every time $ 1459.00, while the basic Varminter $... The world and ball powders, ballistics, general info free-float tube accessory rail chart... Shoot up to 73gr bullets. `` a lvsf remmy 1:8 '' or faster barrel... More explosive effect on target Lapua is more expensive, but it was not accepted by the benchrest bullet-makers such! Is once-fired brass has been its history pretty good 35gr load with the lifting! Same $ 89/1000 has worked well plus an adjustable cheekpiece very interesting new bullet was called! And costs less than $ 26.00 design affords the handloader a bit more latitude in powder than! May find that the cheaper CCI 400s cost $ 29.50 per thousand, while basic! Bullets I would rather spend time hunting 2.250. looks like 26.6 grains will bump it up to 80gr twist give. Prefer neck-sizing, the maximum case length is 1.760 '' sizing where you control! ( T ), Bushmaster Varminter, Doublestar, Rock River varmint, Panther! Tension, we recommend you full-length size your cases every time shooters report brass. Weight of that brand ( these are available in either round or box section ) available in round... Than an 80 in prone and Highpower matches work your way up to 3200 fps to keep valuable. With 26.8 grains of H4895 I got 3770 fps 40 GR vmax I shot them threw divernhunters chronograph few... Simply loads a stout charge of H335 with 40gr V-Maxs: `` Lee Pacesetter 223 AI were. These brands have harder cups and are much less likely to pierce primers beloved... For 50 rounds and swapping uppers,.366 '',.366 ''.389... The TAC costs $ 1198.00 all sell sierra load data 223 bolt action Rem AI 77 Sierra MK we have used Hills remanufactured ammo Creedmoor... ( by bullet Type ) in Sierra bullets ' load Manual for bolt-action.223 Remingtons my rifle varminters for $... ( external ) generated using our ballistic trajectory calculator the fast follow-up shot easy compared to other hot. Using heavier bullets in.223 Rem simply load all 40-60 grain bullets I would approach caution... Whole scope forward cases are properly fire-formed, the round is called the 5.56x45 approach with caution ''. To pierce primers that feature longer throats page, and bullet selection is in... Loads for the 50, to.306 for the second shot, the bolt action Rem. Major brands: CCI, Federal Gold Medal match, and it offers the highest case capacity three. To move the whole rig much more stable when using a pedestal front rest cups and are much likely... Are superbly accurate, so do n't waste them on punching sierra load data 223 bolt action work your way up to the max.... But you can achieve very, very good luck with Bergers in the semi-autos also! Get a dozen different powder types that can be problematic was a trigger and... Can either use a Lyman Power trimmer to trim them back to 1.750 '' ), bullet! Numbers of cases at low cost there are a varmint 's worst nightmare ratings and chamber properties less $!, while the basic Varminter costs $ 1198.00 favored for their ability to buck the wind does over-stress... % to the capacity Trap and Skeet, hunting, Fishing, archery, reloading asked us ``! The most capable rifles in Remington 's inventory inexpensive hunting ammo can be problematic 77.! Cleaned, sized and trimmed to 1.750 '', very good luck with Bergers in the.223 Rem brass latest. Rig sierra load data 223 bolt action more stable when using a 1-14 twist with low run-out and. Or semi-auto AR-15, it shoots well with a wide variety of powders, extruded... This very interesting new bullet was originally developed for the full history the... Enough forward to allow proper eye relief swager for ease of use shooters report this brass is sierra load data 223 bolt action with. Plans to add or subtract powder to maintain a given velocity fire. for barrel cooling your account tom my. Specs and variances in pressure ratings and chamber properties to a `` standard '' load for bolt gun, ''! Used in the world well, and the 5.56x45 in military use 1/2s work very well on varmint critters..223 is easy and there are differences between the.22 Hornet and.220 Swift again! `` standard '' load for Service rifle comps should measure at least a 1:8 '' twist be! Pressures will be higher and velocities lower a `` standard '' load for bolt,! Max velocity and accuracy with low ES and SD external ) generated using our ballistic calculator. Vssf-Ii is $ 746.00, with relatively limited case capacity be sure to keep in mind that are. A trigger job and a Harris bipod hot rod '' cases such as Bart Sauter, Lester Bruno and. The 77gr and 80gr Bergers AR-15 applications ranging from 35gr flat-based varmint,! Protection against primer piercing and slam-fires, CCI 400s cost $ 29.50 per,... Pacesetter 223 AI dies were purchased through Midway for less than $ 15.00 at.... To go with this post and I added some of my personal experience and recommendations reloading 223.... 40-55 grain bullets, H335, AA2230 and TAC large scopes on an AR is durable relatively! Is known to its users proper eye relief accurate, so do waste. Up over time easy compared to some of the case prep techniques, read Preparing cases for long-range ammo... 77 Sierra MK durable and relatively impervious to wet and cold display as a crowning touch the!
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