Doing so required inputting, into a recoil calculator program, the various bullet and powder charge weights, muzzle velocities and a firearm weight. Mag. Accubond, .338-06. Does not hit as hard, but, it would feed reliably, and be the most cost effective option. 2980 fps: Hornady Superformance 185 gr. are available (you will get what you pay for) and deluxe production, semi-custom, or custom built rifles are widely available at higher prices. Recoil energy of the four .338 WM loads averaged 33.6 ft.lbs., the .338-06 loads 27.6 ft.lbs. There is really not much more that needs to be said. Compared: .338 Winchester Magnum, .338-06 A-Square and .338 Ruger Compact Magnum. The Shaw rifles are built on Savage 10/110 bolt actions and come with the excellent Savage AccuTrigger. If you want a new .338-06 today, there are basically three ways to get one. While you could get stuck in a remote place without your ammo, like asked by CraigC, how often does it happen. I own or have owned 338 federal, 338 RCM, 338 win, 33 Nosler, 338 RUM, 338 Norma. Mag., while being somewhat milder to shoot. If I get wild and crazy and decide that I must own a .338 caliber rifle, it will be a .338-06. Mag. The .338 Win. Turning to the .338 RCM, there is only one game in town. 2650 fps: 58.5 gr. Even a 22 inch barrel, the length Remington chose for their .350 Mag. 3000 fps: 72.4 gr. I crunched the recoil energy numbers for the handloads listed above. I used the Hornady Superformance line of .338 Win. rifle. Accordingly, the buyer has a wide choice of well-built and appointed bolt rifles in, roughly, the $800 - $1000 price range (2015 prices). Mag. Guns. Mag. Mag. Use as is or rebarrel to .338 RCM. Mag. load. October 11, 2019. Mag. cartridges as my baseline and matched those with .338 RCM and .338-06 factory cartridges with equivalent weight bullets. The .338 Winchester Magnum has dominated the .338 caliber slot ever since its introduction in 1958. Across the four bullet weights, the maximum differences are nine yards in MPBR and 116 ft.lbs. Here are the MPBR and retained energy at MPBR data for the hand loads listed above. My experience with muzzle brakes is that, acoustically, they turn a boom into a scream that is hard to adequately muffle with any hearing protection device. Founded by Frank Galli in 2014, Sniper’s Hide has been offering informational videos, podcasts, and other support to it’s users in one location. We were shooting 200 grain factory loads. (For context, an eight pound .30-06 rifle firing a 165 grain bullet at 2800 fps would generate right at 20 ft.lbs. I based this on the 8.0 pound catalog weight of the Ruger Guide Gun in .338 RCM caliber and added a pound for scope and mounts, etc. energy total spread; .338 Win. It carries more energy than a .308 and shoots about as flat. 588, vs. .534 for the RUM vs. .338 Federal vs. .45-70 Govt. 2850 fps: 65.3 gr. Meanwhile, the .338-06 loads listed are 50 to 125 fps faster than the corresponding factory loads. It would be the choice if you are favoring a bolt action or any other type of rifle that is made for 243, 260, 7-08, 308 or 358. bullet), 284 yds, 2101 ft.lbs. Mag. There's something about 338 federal that bugs me. Accubond, .338-06. of recoil energy.). IMR 4350 in .338 Win. Winchester 760 in .338-06, 2500 fps: 56.7 gr. In addition to bolt actions, the Benelli R1 and Browning BAR autoloading rifles are offered in .338 Win. There is a wide range of .338 Win. MV 8.2% > .338-06, 240 fps total spread; .338 Win. For a better experience, please enable JavaScript in your browser before proceeding. Maximum .338 Win. energy 13.4% > .338 RCM. Regarding the .338 RCM, I believe its best feature is that the folks at Hornady and Ruger found a way to get near .338 Win. MV 4.4% > .338-06 MV, 230 fps total spread; .338 Win. (When A-Square standardized the .338-06, Weatherby briefly offered .338-06 factory loads, but no longer does.). But with the advent of 338 fed those same bullets are now being launched 400fps -/+ slower. 2. Mag. To my knowledge, no commercial rifle maker currently offers a .338-06 rifle, although Weatherby did when A-Square was still offering factory ammunition. Which one of these popular rounds will be named the best all-around black bear hunting cartridge. Versus the .338 Super Magnums (.330 Dakota, .340 Wby. GMX, .338 RCM, 2950 fps: Nosler Custom 180 gr. 3 Simple Kits for Reloading Rifle, Pistol, Shotgun, and Rimfire Ammo in a Pinch. I got a price quote via e-mail the same day for just over $900, including shipping to my FFL. The 2015 MSRP is $1240. At 300 yards the.338 Federal load carries 1,884 ft.-lbs., which pales in comparison to the RCM's 2,358 ft.-lbs. The cost of 100 rounds of comparable factory ammo would be about $200. Mag., I see no problem with tolerating the recoil of those cartridges. The three inch shells that this gun shoots best generate about 45 ft.lbs. MPBR 8.8% > .338-06, 425 ft.lbs. (I do not know why these suppliers are so proud of this particular brass.) However, I am convinced that these numerical differences are insignificant in practical terms. Mag. 3000 fps: 61.2 gr. Mag. I have had one experience with shooting a rifle in this power class. The Express has a unique case and isn't popular at all. and .338-378 Wby. at the muzzle. I have a 338 Win Mag that I consider a better case for launching 215 to 250 grain bullets. I'm having one being built now on a Winchester CRF action for a hunting rig. Mag. The M77 Guide Gun is currently available in seven calibers, including the short action .338 RCM. 3080 fps: Hornady Superformance 185 gr. They should have called it the .338-06 Light Magnum for marketing purposes. Alliant RL19 in .338 Win. Finally, you can have a true custom rifle built. GMX, .338 Win. MPBR 4.9% > .338-06, 262 ft.lbs. who find it profitable to make a run every now and then. A Mk. .338 RCM and .338 Win. Mag. Mag. On its merits, the .338-06 should have gained market viability after it was SAMMI standardized (circa 1996), but this has not happened. Mine likes the 200 grain Accubond @ just over 2900 ft/sec using a case full of H414 (Just below 61,000 Psi) I also seat the bullets at mag length minus.030 for freebore and … : .338 RCM (185 gr. Mag. 2750 fps: Hornady Superformance 225 gr. I do not expect Ruger to unbend and offer a longer barreled rifle, but perhaps the cartridge will gain enough market traction that other rifle manufacturers will eventually do so. Regarding the second option, Shaw Precision Guns (a.k.a., E.R. Suitable powders and bullets are widely available for either cartridge, so the only real considerations that might separate them are the availability of cases, the amount of powder used and the relative cost of reloaded vs. factory ammo. MV 5.3% > .338 RCM, Muzzle velocity, 225 grain Hornady SST bullets, 150 fps total spread; .338 Win. and .338-06 loads are very similar in downrange performance. A set of reloading dies will cost about the same as a single 20-round box of factory ammo. MV 7.0% > .338 RCM, Muzzle velocity, 200 grain Hornady SST bullets, 150 fps total spread; .338 Win. The ballistic data for the.338-06 and.338 WM cartridges are for 24 inch barrels (typical of rifles in these calibers), while the.338 RCM data are for a 20 inch barrel. There is nothing surprising about these data. Compromise with .338 FED. 130 fps total spread; .338 Win. For instance, an elk hit in the vitals at 250 yards with a 250 grain bullet from a .338-06 will be just as dead as with an identical hit with the equivalent .338 Win. Shaw Barrels) will build their Mk. Many professional outfitters will not allow hunters to use rifles equipped with muzzle brakes, something to keep in mind if you are shopping for a powerful big game rifle. So, as easier to shoot is your criteria, seems to me that is your cartridge. For almost two decades I have also used electronic muffs when hunting with a rifle or shotgun. 2840 fps: Hornady Superformance 225 gr. This one still features a .338 bullet, … Here are the comparisons, starting with muzzle velocity for each load. Mag., which is the most popular of all medium bore cartridges and a top 10 best selling cartridge. energy 11.3% > .338-06. Here is a summary of the ballistics of the top performance, maximum reloads for the three cartridges, starting with muzzle velocity. These loads for the .338 Win. Powders include Hodgdon, IMR, Winchester The .338 Federal has too many good attributes to vanish and I would anticipate ammunition being available for a good while- if even from small manufacturers (Superior, Quality, etc.) Mag. The only caveat in the Shaw deal is that they are not into instant gratification. MPBR 5.4% > .338 RCM, 180 ft.lbs. of recoil energy. To me, long range shooting at the rifle range and long range hunting shots in the field are two entirely different things, but that is a subject for another article. All data is from the Hornady Handbook of Cartridge Reloading, 9th Edition. Mag. Mag. However, the .338-06 continues to intrigue me, because it is capable of delivering near magnum level performance from a standard capacity case, without a lot of fuss. I considered the 338-06 briefly. Whether looking at a particular cartridge on its own merits or comparing different cartridges, the logical place to start is with the ballistic data for available factory loaded (commercial) ammunition. VII rifle to your specifications. The .338 Federal is the .308 necked up to 0.338" The .338 RCM is a proprietary case that has the performance of the .338-06 using a … in bullet energy at MPBR. are for a 24 inch barrel, while the .338-06 and .338 RCM data are for 23-1/2 and 20 inch barrels, respectively. I would expect the Ruger .338 RCM to be louder in a 20 inch barrel than the other two calibers in 23-24 inch barrels. From left to right: 7mm GPC, 30-06 Springfield, and 338 Winchester Magnum Image courtesy of … Ramshot Big Game in .338 Win. .338-06 and .338 RCM When I searched .338 RCM on the web, there was a lot of poo pooing of the new cartridge. The.338 Federal does not. in the short action Model Seven rifle, would be an improvement. I still have the price quote for that Shaw Mk. Whenever more that one powder recipe gave the same highest muzzle velocity with a given bullet weight, I listed the powder that used the smallest charge weight. 2700 fps: 73.7 gr. The total spread between highest and lowest MV for each bullet weight set is also noted. These recoil levels are greater than those found with most smaller caliber rifles and loads, but I have dealt with worse. Along with this information comes the apparently mandatory claims that … energy total spread; .338 Win. If you want a tube feed lever action, the 338 Marlin Express is the way to go. The Guide Gun muzzle brake can be switched out with either a provided muzzle weight or thread protector, which is the way I would go. (Guns and Shooting Online has ordered a Shaw rifle in .338 Federal caliber for a review. loads. Recoil energy values ranged from 24.2 ft.lbs. Wait for the POF P-300 in 300 winmag. I wore a Past magnum shoulder pad, as I always do when I shoot anything that wants to punch me hard. The data shows they fell slightly shy of the latter goal. Whether these are truly important differences is a matter of opinion. Copyright 2015 by Gary Zinn and/or chuckhawks.com. Mag. (See Compared: .338 RCM and .350 Remington Magnum.). Latest. less downrange energy that the corresponding .338 Win. 2800 fps: 68.6 gr. My solution to dealing with the muzzle blast of any powerful gun is to wear double ear protection (plugs under electronic muffs) at the range. Federal's offering is based on a .308 Winchester case necked-up to accept standard .338" diameter bullets. Mag. has the highest muzzle velocity in each bullet weight, with the .338 RCM running second and the .338-06 the slowest velocities. The following ammunition cartridge ballistics information and chart can be used to approximately compare .338 Lapua Magnum vs .338 Winchester Magnum ammo rounds. Depending on brand and vendor, this brass retails for about $1.70 to $2.50 each. However, energy on target is the variable that says the most about the effectiveness of similar cartridge/bullet loads. JavaScript is disabled. Mag. Comparison. I hate muzzle brakes and want nothing to do with a gun that has one. Here are my thoughts on the merits of these two almost .338 Win. Mag. Anyone running a 338 Federal (.338-308) in a custom bolt gun? Second, you can order a semi-custom rifle from Shaw Precision Guns. You must log in or register to reply here. give muzzle velocities only 30 to 40 fps slower than the factory loads for 185, 200 and 225 grain bullets, while the 250 grain load is 100 fps faster than its factory load counterpart. Anyone who wants a high performance .338-caliber rifle, but who does not hand load, should buy a .338 Winchester Magnum and be happy. This is because the Hornady/Ruger team that developed the .338 RCM purposely set out to create a cartridge for a short action, short barreled rifles that would duplicate .338 Win. On the flip side, the .338 Federal produces just 23.9 foot-pounds of recoil, compared to a shoulder-smashing 36.1 for the Win. Mag. With new .30-06 brass retailing for 50 cents to $1.00 each, this is an attractive alternative. Hornady loads neither .338 Win. Take 338 Federal chamber and stuff a 338 RCM reamer into it! However, part of the .338 RCM development package was a specially formulated powder, designed to wring the greatest possible performance out of the .338 RCM case and the 20 inch barreled Ruger M77 rifle for which the round was designed. MPBR is calculated for a bullet trajectory of +/- 3 inches from line of sight, using www.ShootersCalculator.com. This might be the simplest. Mag. The .338 Federal fires a 210-grain bullet at 2600 fps, and 180- and 185-grain bullets at 150 to 200 fps faster. and .338-378 Wby. The.338-06 is milder and therefore easier to shoot. VII rifle. They show 8 loads for the 300 RCM, and 4 loads for the 338 RCM. What might seem odd is that the .338 RCM reloads are 100 fps or more slower than factory loads. Mag. ... 338 Norma. Mag. It was created by Federal Cartridge and Sako in 2006 and intended as a big game cartridge with reasonable recoil for lightweight rifles. It was designed by Sturm Ruger and Hornady and released in 2008 and chambered in various Ruger rifles. The ringer here is the Ruger .338 RCM Guide Gun comes with a 20 inch barrel, while .338 Win. Economy rifles in .338 Win. The.338 Federal and.338 RCM cases are exactly the same length, but the Ruger round holds considerably more powder. The recoil of the .338 Win. MPBR 8.0% > .338-06, 349 ft.lbs. Mag. Mag., .338 RUM, .338 Lapua Mag. energy 15.0% > .338-06, MPBR and retained energy, 200 grain bullets, 24 yard MPBR total spread; .338 Win. We were shooting from the bench, using a padded forearm rest and rabbit ear rear bag (no lead sled or such). Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet we I spotted hits for him while he adjusted the scope and my reward was an opportunity to shoot some 100 and 200 yard target groups, to confirm those he had shot after zeroing the rifle. MV 5.7% > .338 RCM, Muzzle velocity, 250 grain Hornady Interlock SP bullets, 200 fps total spread; .338 Win. 2600 fps: Nosler Custom 250 gr. Unlike short magnums, it doesn't require a wide magazine box, so it's ideally suited to slim, welter-weight rifles. This simplified my comparison problem. VII rifle will run from $775 to $1250, depending on the options selected. Accubond, .338-06. Shaw website to spec a .338-06 rifle in matte stainless steel, with a 23 inch sporter weight barrel and laminated stock. I am more interested in comparing the performance of the .338 Winchester Magnum with the only two SAMMI-standardized cartridges that nip at its heels, the .338-06 A-Square and the .338 Ruger Compact Magnum (RCM). The .338 Winchester Magnum set a performance level for the caliber at a point that most subsequently developed .338 cartridges have struggled to better. MV 9.2% > .338-06, 125 fps total spread; .338 Win. This assumes that comparable loads among the three cartridges are shot through equal length barrels. Perhaps that is the problem: the cartridge is not sexy enough to become a fad. I am not sold on the 20 inch barrel length and I feel the cartridge (especially for the reloader) would benefit from being offered in a rifle with a normal, magnum length, 24 inch barrel. You can specify options for your rifle on their website (www.ershawbarrels.com) and immediately submit the specs for a price quote. Mag. ballistics and Ruger M77 rifles in .338 RCM are supplied with 20 inch barrels. The ballistic data for the .338-06 and .338 WM cartridges are for 24 inch barrels (typical of rifles in these calibers), while the .338 RCM data are for a 20 inch barrel. Vihtavuori N-550 in .338 RCM. The .338 RCM reloads have 14 to 19 yards shorter MPBRs and about 150 to 300 ft.lbs. Several factors combine to determine the terminal performance of a bullet on a live target. Generally, a shorter barreled generates more muzzle blast than a longer barrel, other things being equal. The .338 Win. A Browning BAR ShortTrac autoloading rifle in .338 RCM, with a 23 inch barrel, would be quite interesting. Using bullets from Barnes TTSX, Nosler AB, Barnes TSX, Hornady SP, Swift Scirocco, Sierra SPBT, Hornady IB, Swift AF/SS. I'm kind of torn between the 338 RUM and the 338 Lapua. Mag. I really like the 338 caliber, and like long actions. Mag. A few yards difference in MPBR and a couple hundred ft.lbs. Mag. energy total spread; .338 Win. bullet). Accurate 2520 in .338 RCM. The only available brass for the .338 RCM is made by Hornady, so one must have new or previously fired Hornady brass in .338 RCM to reload. Mag. I found only one line of ammo for each of these: Hornady Superformance for the .338 RCM and Nosler Custom for the .338-06. 3. .340 Weatherby Magnum. 2600 fps: 59.0 gr. But if you are building a 338 rifle on a long action, the 338 WM is a better choice. It could use a standard .308 bolt. in performance (muzzle velocity, MBPR and down range bullet energy). performance cartridges. Mag. Mag. Mag. of wallop at that distance. You are using an out of date browser. After muzzle velocity, one can generate reams of data on external ballistics, but to me there are only two variables that are important. .338 RCM / .338 Ruger Compact Magnum (Hodgdon Data) reloading data with 172 loads. Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Mag. Mag. In short, the RCM produces true magnum performance. However, no commercial rifle manufacturer currently offers a 24 inch barreled .338 RCM. By Ron Spomer. The .338 Federal represents the first time in its long history that the Federal Cartridge Company has put its name on the headstamp of a cartridge. A while back, a fellow member of my shooting club asked me to help him sight in a new scope he had just mounted on his .338 Win. Your results, of course, may vary. The.338 Federal generates 3,071 ft.-lbs. Conversely, one must be prepared to reload .338-06 or .338 RCM to get the most out of these cartridges and to be assured of a reliable ammo supply. Plus, the .338 Federal zips along at 2,064 feet per second at 300 yards, virtually tailgating the magnum cartridge, which clocks a cruising speed of 2,180. MPBR and retained energy, 185 grain Hornady GMX bullets, 19 yards MPBR total spread; .338 Win. Battle of the Black Bear Cartridges: .308 Win. Mag. The selection of .338-06 brass is somewhat better, with Norma, Nosler and Weatherby brand brass on the market. For instance, once I got a new choke tube and wanted to evaluate the patterns it threw against those produced by the tube I had been using. Mag. difference in bullet energy is trivial, given the amounts of energy these cartridges carry down range. energy 14.2% > .338-06, MPBR and retained energy, 250 grain bullets, 12 yard MPBR total spread; .338 Win. Currently (mid-2015) Hornady .338 RCM brass retails for about $1.10 each. Further, it does so without obscene levels of recoil, muzzle blast and shooting expense. An article in Rifle by W.Van Zwoll states some impressive chrono numbers and stated that the case capacity of the .338 rcm is virtually the same as a .338-06.
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