Imr 8133 7mm rem mag Aug 7, 2018 · I use IMR 8133 in my 7STW very accurate. Factory rifles chambered for the 7mm Rem Mag typically feature a 1:9 to 1:10 twist, which works well with conventional bullets in those weights. 338 Lapua Magnum. I believe that they were made in Canada Oct 15, 2021 · RL 33 0. 68 grains 2830 for velocity. T. For your 7mm mag 160gr most accurate load with imr 4831 is 63gr = 3006fps. IMR 4350 58. 300 Jan 22, 2007 · I'm using IMR 4831 powder with 175 grain Speer Mag Tip and it shoots really well in my 7Mag. 3410 fps. The local gun shop had a good supply of it on the shelf. 0 * 3020 IMR 4350 63. Sep 3, 2008 · I'm curious about these powders, I just started loading for a Savage 110 in 7mm Rem Mag I've had a few years without shooting it. But, all of this should help you figure things out. Like most 7mm Magnum cartridges, a bullet weighing around 150 grains is about optimum for all-around use in the 7mm Rem. 0 2760 54. S. Nov 22, 2024 · Gavin and I loaded 6. The IMR 8133 is the slowest of all the Enduron Powders. RL 22 will do about the same. 5mm and 7mm magnums. Hodgdon’s online reloading data center showed 74 grains as the maximum charge of MAGPRO with a 139 grain bullet. 7 7. IMR 8133 is designed specifically for magnum calibers, such as . Using bullets from Speer hollowpoint, Nosler Solid Base, Speer spitzer, Nosler Ballistic Tip, Speer spitzer boat-tail, Speer Grand Slam, Speer Mag-Tip, Colorado Custom. 3240 63. Regards, G The debate between the 7mm PRC and the 7mm Remington Magnum is a popular topic among long-range shooting and hunting enthusiasts. Jan 8, 2019 · Originally if I remember correct I was right about 2900 and some change out of the factory Tikka barrel using RL 22 or Retumbo recipes. bullets in 7MM Mag. Nov 8, 2006 · I’m contemplating trying Staball 6. WLRM primers, Hornady brass, and IMR 8133 powder. Starting load 57. I loaded 73. This new powder has the slowest burn rate among the Enduron powders and compares in burn rate to Hodgdon Retumbo. Jan 27, 2008 · I played with this powder in my 7mm rem mag and berger 175s. Mag game after not using one since 1979. Mag. It has taken mule deer and pronghorn antelope. 546 POWDER CHG. 366 Above I have posted popular slow burning powders on a numbers basis H1000 being the Fastest and RL 33 being the Slowest Sep 26, 2024 · StaBall HD is a fine powder and can produce 2900+ fps from a 175 and the 7mm Rem Mag. VihtaVuori N165. 6 mm Powder : IMR 7828 Predicted data by increasing and decreasing the given charge, incremented in steps of 2. In my 7 mag I cant say one (RL-22 or IMR 7828) shows better accuracy or higher speeds. Have used any yet. Load data for 7mm Mag & 300 Win Mag w/ WMR powder Would only consider trades for new IMR 8133, new 7mm Rem mag brass, or 175 Gr 7mm hunting projectiles . Loading density is perfect for the very large magnums, including the 6. Has anyone else tried IMR 8133 in the 7mm Rem Mag? What were your results? Not in the 7mm mag but. 5-300 Weatherby, 264 Win Mag, 28 Nosler and 300 Rem Ultra Mag, among other cartridges. 4 grs IMR 4350, a CCI 250 large rifle magnum primer and 154 gr Hornady SST's. shooters and hunters, and sales soared. It boasts a case capacity of 82 grains of water Oct 17, 2006 · Purchase the Nosler Reloading Guide 5th Edition they have loads they've worked up that I've tried and were very accurate in my sako 06 and sako 300wm. I really like the powder and imr 7977 but i have found they both are lacking speed with pressure. Nov 12, 2017 · It yields great performance in . 25" Twist, Rem SS Sendero. 493 Cartridge C SHOLD : Gr. I have a7mm rem mag that I am changing the barrel from the factory barrel 1:9. I haven’t made up my mind yet though. It shot . So in anticipation of stepping up the performance of my 7mm Remington Magnum, new powders have been tested, including Alliant Reloder 17, 23 and 33; and IMR-4451, -4955 and -7977. Really nice velocity for what would be considered a faster powder in 7mm RM, and accuracy that makes me smile every time. 50ish off the lands too but because I run out of room in the magazine. 4gr of H4831sc and Federal 215 primers. Feb 16, 2021 · These other options are IMR-7977 and RL23 for the 150gr to 168gr bullets. I'm using this load to hunt deer. 7. No issues at all with it. Best accuracy for me was 70grs @2930fps. 300 Winchester Magnum, 7mm Remington Magnum, . Then I switched to the new IMR 8133 and was seriously impressed. 300 Remington Ultra Magnum, 28 Nosler, or the . and up to 180 gr. Sep 21, 2021 · The Enduron powders, IMR 4955 and IMR 8133 are well suited for the 7mm Remington Magnum producing good velocity. 2860 56. Improved Military Rifle SR 4759. 319 ACC MagPro 0. With the 24 inch barrel I know I am not going to get as much speed as a lot of other rifles but I want more than I am getting. Jul 19, 2020 · I have been using imr 8133 for over a year. 2 10 Partition® 0 . 0 3060 64. Most of these powders worked well with a range of 7mm bullet weights, while one was limited to a single weight bullet. 215 Match Primer 85 gr. Feb 25, 2017 · I am running . Nov 4, 2023 · I have a Factory 7mm Rem Mag Tikka T3x SuperLite 24" Barrel 1:9. It being said that the Enduron powder aren't as subject to temperature changes as other IMR powders are from what I have read. A. Hornady, IMR 4955, IMR 8133, IMR Enduron, Lee, Lyman Brass Smith, Lyman Budget Reloading, Nov 12, 2017 · IMR 8133 is designed specifically for magnum calibers, such as . bullets or should I loosen up and spring for a new powder. 1 grs. 5grs @3075fps in a 26" barrel. Any insight would be appreciated! Feb 6, 2022 · I have had great success on elk with 160 SGK and 160 AB bullets in the 7MM STW and 165 SGK bullets in the 7mm Rem Mag at short to longer distances over the years. I'm using RL26 w/180gr Berger's and from my Hart #4 finished at 26 inches barrel I get 3088-3100fps. 2873 61. 2735 N570 0. OVERVIEW: IMR 8133 POWDER. Jun 13, 2021 · Just picked up am 8# of imr 8133 hoping to run it in 7mm rem mag w/162 & 180 ELD and make my h1000 stretch a little further in my 6. 0 * 2735 RL22 62. I shot a 7mm mag years ago and don't recall powders I used but the one I settled on you can't get any more, N 205. 0 inch = 609. Its popularity has been continuous for the past 57 years. 5mm-300 Weatherby Magnum, 28 Nosler and a host of other fine magnum… Mar 14, 2021 · These other options are IMR-7977 and RL23 for the 150gr to 168gr bullets. 0 * MAX. 3248 61. Apr 3, 2004 · Loaded some 150 grain ELD-X bullets over IMR 8133. Well tonight I got back into the 7mm Rem. 5 grs. All three got excellent accuracy in my latest 7RM, a Mauser M18, and what I listed with 160-weight-class bullets in RIFLE LOADS THAT WORK. IMR 7828 68. 5 * MAX. Join the NRA and GOA. 5 prc. However my speeds stay consistently under 3000 fps with 150 gr partitions. bullet. Bullet: Sierra 168 gr. Oct 30, 2016 · I do not shoot a 7mm mag. VihtaVuori N160. Jun 30, 2010 · 65-66g of IMR 4350, Rem case, 9 1/2 primer, 140g Tripple shock . The 7mm Rem Mag has a ton of potential other than merely being a hard-hitter if you handload the cartridge. 290 inch = 83. Feb 12, 2019 · What is interesting to me about 8133 is that in the 300 RUM it is Faster burning than Retumbo, but if you look at 7mm caliber loads it is clearly slower burning and more apt to get you higher velocity in 7mm Rem mag, 28 Nosler or 7mm STW than Retumbo. A Bell and Carlson stock and a bedding kit are on the way and I have a box of 160 gr Nosler Accubonds, Remington 1x fired brass, and Federal Gold Metal Match magnum primers. Hornady offers bullets from 100 to 175 grains, for instance, which is typical. The 140 gr AB at 3200 fps is a potent flat liner load that will handle anything in NA. 0 3138 59. Hit pressure around 72. HPBT Matchking Powder: IMR 7828 64. Even if their reason is to consolidate the H lineup, I'm guessing this is going to extend the shortages and cause quite a ruckus. I have used H4350, and IMR 4831. Its versatility makes it suitable for long-range shooting, big game hunting, and precision applications. I do this and it helps my reloads tremendously. Take kids shooting and hunting. With these slower burning powders make sure your neck tension is set properly, this will help with inconsistent velocity’s, CBTO will also aid a lot. 57 mm Barrel Length : 24. Oct 16, 2022 · A more appropriate powder would be IMR-8133, Ramshot Magnum ,even Retumbo. 5 PRC load was from a Bergara B-14 Wilderness HMR with a 24” barrel. Opens up at 64 and 62 grains. Sep 12, 2022 · A few years ago I was looking for a new load for my 7mm mag. What I have seen on tv or read about in articles has been good as far as on-game performance. 345 H1000 0. 2900 68. I was excited to see this because I have six lbs for my . Apr 16, 2022 · 7mm Rem Mag loading precision ammunition and test shooting at 500 yard target. and around 1/2 MOA groups pretty consistently. I’m going to do some hand loading for him, but I’ve never loaded for a 7 mag. So far, it appears to be amazingly popular for a cartridge that was […] Apr 6, 2006 · After trying several of the IMR Enduron powders I was impressed by the line, particularly IMR 8133 for the 7mm Rem Mag. was a bit too hot. I was planning to try it next, but the accuracy I got from 7977 was so good I stopped right there. Don't know anything about the slow powder's they list but one I'd definitely try is R 22 start 58. 8133 transformed my 264wm from good to AWESOME. Most notable is my 8mm RM. Jan 23, 2018 · I ran imr 8133 in a 7mm rem mag 197 smk. 5 MAX. Brass Necked down to 7mm. 5mm-300 Weatherby Magnum, 28 Nosler and a host of other fine magnum cartridges. I'm working up a load for the first time for my 7 rem mag and 140 accubonds. This allows up to 4% more powder space in the case and in many loads yields more velocity than standard 7828. The 150 grain Hornady ELD-X bullet loaded to nearly 3,300 fps and zeroed at 200 yards drops only about 5” at 300 yards making it a great choice for hunting deer and similar sized animals in open country. 0 2818 66. From past experience it works across a wide range of cartridges with excellent accuracy and few, if any, problems from environmental sensitivity. Both cartridges exhibit impressive performance, but they possess unique characteristics that may influence your decision based on your specific needs. 0 2780 56. IMR Enduron 8133 propellant. 25 twist to a Remage Criterion 26" 1:8 varmit barrel (super excited about this). The sd on all these different loads were from 6. 0 * 2690 IMR 7828 63. 5-10x Leupold has proven to be a fine hunting rifle. The listed 67-grain charge with the 160-grain Nosler AccuBond has already proven popular among 7mm Remington Magnum handloaders. I tried both IMR 4831 and IMR 4350 using a 175 grain Hornady bullet. Sep 22, 2010 · 67. Let's find out how they shoot! Hey, I am reloading the 7mm Remington Magnum with IMR 8133 Nov 25, 2020 · IMR Enduron 8133 is the slowest burn rate in the Enduron family. IMR 7977 is comparable to Hodgdon H1000. Then it was discontinued all too soon Jan 19, 2021 · Unable to find any more Reloader 22 for my 7mm Remington Magnum, today I picked up two pounds of IMR 8133. I heard that IMR 8133 and Retumbo is also very good however cannot find either. So far my personal favorites are the 162gr SST, and the 168gr and 180gr Berger Hunting VLD's Find reloading data for various cartridges and powders, including IMR Improved Military Rifle, on the Hodgdon website. Great powder all my loads are single digit SD but velocity might be slower. 5 gr of IMR-7828 with the 160gr accubond 3000fps So far I've found anything IMR-7828 will do with 160/162 gr bullets in the 7mag. . 5 in one of my 7mm RM’s with 140gr Partitions. Fed. 2970 Most Accurate 60. I have used these two because they give me great accuracy. Jul 20, 2019 · I'm working on two rifles in 7 MM RM and using the same bullet right now. IMR 8133 powder finds applications in a wide range of magnum rifle cartridges, including popular calibers like . 7mm Remington Magnum reloading data with 47 loads. Oct 30, 2004 · IMR 7977 and IMR 8133 unfortunately now gone . 61g of IMR 4350 with a 9 1/2 primer is 2975 fps, with 1 1/4" accuracy out of my gunbarely acceptableI don't use this load. 284, 160, Nosler AccuBond 54932 Useable Case Capaci: 72. I tried some today and it's not bad at all! Need to try it next with hunting bullets. 277 RSLRT 0. Powders include Alliant, Accurate, Hodgdon, IMR Jan 18, 2018 · It's recommended for the "7mm Rem Mag and 300 Win Mag through the Remington Ultra Mags and 338 IMR has a new powder out: IMR Enduron 8133 Near RL-33 in burn rate Sep 8, 2022 · After looking over my long-time loading notes for the 7mm RM, the three powders that worked the best for bullets in the 160-grain class were Ramshot Magnum, VV N560 and the late lamented IMR 8133. L6: 3. 5 2890 Powder Tested 5 8. I'm new to the forum, I haven't heard much of actual results from anybody running this combo. When it came out, a much used load was 66 grs. 0 MAX. I prefer the 160gr to 180gr bullets for the 7mm Rem Mag. I only got to 64 grains before I had to leave. 338 Lapua Magnum, and more. Once I hit about 3000 fps with the 162 gr bullet,I would call it good. As always start low and work your way up carefully. Nov 30, 2008 · I would not recommend trying to use 8133 data just because the published burn rate is the same. (SAAMI) Bullet : . It has given me stellar results in the 338RUM. IMR Enduron 8133 is the slowest burn rate in the Enduron family. 2883 58. Aug 31, 2022 #14 Dabbled with 7977 for the boy’s 257 WBY and 7mm Rem Mag , never got the results I was looking Jan 12, 2012 · I know IMR 4350 is not the best powder for the 7 rem mag but I like to keep as few types of powder around as possible. Loading density is perfect for magnums, contributing to superb uniformity. IMR 8133 140 gr. 7mag is 65 grains of IMR 4350 with Jul 1, 2019 · The 7mm Rem mag, 7mm Blaser mag, and 7 WSM, at reasonable pressures, all shoot relatively about the same speed. 3168 66. I have been using Winchester WLR, non magnum primers, and have enjoyed very good to excellent accuracy. Mar 5, 2023 · Typical factory ammunition for the 7mm Remington Magnum includes 140, 150, 160 and 175 grain bullets; there is a huge selection of bullets available for handloading. Seemed to leave lots of powder fouling in my barrel and accuracy would suddenly drop off. of IMR 4350 with a 140 gr. Ramshot Magnum. Apr 28, 2022 · This 7mm Remington Magnum Ruger Number One with a 26” barrel and the 3. 284") bullets are available in a wide range of weights and styles. 411 in 3 shot group at 100yds, just crazy luck I guess. The 7mm Remington Magnum was introduced in 1962 along with the new Remington Model 700. 5-300 Weatherby, 264 Win Mag, 28 Nosler, and 300 Rem Ultra Mag cartridges, among others. Great accuracy and velocity. Because 7RM's can vary a good deal in throats, barrels etc,I would suggest you start with published minimums for the bullet and work up,watching the chrongraph and pressures as you proceed. Jun 18, 2019 · The 7mm Remington Magnum is a versatile cartridge that’s well-served by slow burning powders. When I started loading metallic rifle back in the early 70's IMR was about all we could get. Using bullets from Nosler Partition Spitzer. Same rifle I used h1000 64 grains for same speed. 5" Twist that I want to use as my long range hunting rifle (generally >200 yards, max range TBD by my shooting capabilities and the rifle/bullets, ideally around 1MOA with a bullet that kills well). average 10 shots 5 shot group . Oct 7, 2020 · I have a buddy that just picked up a 1973 model Rem 700 BDL 7mm Mag. I'm loading them 0. 8mm Mag. 5 1 9 7mm Rem Mag - 175 grain 7mm IMR Enduron 8133 is the slowest burn rate in the Enduron family. Jul 8, 2019 · IMR 4831 or H 4831 would be a good starting place. Rem. 285 IMR 8133 0. TauPhi111; 7mm (. 5 Creed on the tripod in the background. 45" and . Nov 8, 2006 · Though "sooty" it was my go-to powder for the 7mm Rem Mag. Ac c u B o nd® Long Range 0. 243. Aug 3, 2020 · Anyone played with either of these? Both seem to be pretty temp stable and appears to be easier to find than H1000 while also giving a bit more speed. 8 grs max 61. 0% of nominal charge. 28 Nosler . Jan 20, 2011 · I just bought a 7mm rem mag with a 9. 0 2806 56. May 13, 2020 · I have a Tikka T3x in 7MM Mag. I would note, that Vihtavuori does not list even N565 in their load data until at least 180 to 190 gr. The most accurate powder tested is Viht N165 using a max load of 61gr 2904fps. 0. Powders include IMR, Alliant, Hodgdon, Vihtavuori, Accurate May 12, 2013 · A few months back when I couldn't locate any Reloader 25 for my 7mm Remington Magnum I substituted IMR 7828 because that's all I could find. bullets. Nosler shows 61-65 grains of IMR 4350. Timing was perfect, as both were conducive to period trends by U. of H1000 with CCI Mag primers getting 2900 ft. I live and hunt in Wyoming and hunt from 6000 to 10000 feet from 75 degrees to the low 10's. I am a fan. 115 with the 180's at 3050 with R#26 and 215's in Rem brass shooting tiny groups, 9. 2 grains of Ramshot Magnum powder to achieve 2947 FPS with this load. 3 N565 0. 035 off the lands with a charge of 67. Heavy bullet in 7mm mag needs a slow powder. I have a Tikka 3 Lite, using 70. Being frugal I have a decent amount of Re22 and H4350 on the bench and would like to know if these two will work for 150/160 gr. Jan 17, 2023 · “Montana seems to me to be what a small boy would think Texas is like from hearing Texans In keeping with today's fashion, these cartridges are based on shortened . Feb 15, 2021 · 7mm Rem Mag with Berger 195 and imr 8133. , etc. Maintaining about 15 FPS E. This article will explore the similarities and differences between these two popular rounds, focusing […] 7 mm RUM (Remington Ultra Magnum) - Published Manufacturer Loading Data Improved Military Rifle IMR 8133. 2870 58. Jun 20, 2016 · I tried it in my 7mm Rem Mag. 5 twist. Nov 25, 2021 · IMR 7828 SSC is a magnum rifle powder with exactly the same burn rate as standard IMR 7828 and uses the same data. My results were a lot like you describe along with pressure swings. Some of the lighter monolithic bullets look pretty doggone good. 050 off the lands should give you 1/2"-1" groups in a gun that is bedded with the barrel floated. I ended up with a . I have a Ramshot load chart and you should be able to use 71. Sep 28, 2013 · Unfortunately, 7mm Remington magnums have varied alot over the years as to throat specs. A 3-shot group at 100 yards A 3-shot group at 200 yards. Those were 9 to 15 shots and great accuracy. 0 3130 61. Got great velocity and accuracy! His 7mm Rem Mag in the foreground on the bipod, my 6. per/sec . If it is shooting well in your rifle, it should be just fine for your elk hunt! Sep 20, 2020 · IMR Enduron 7977 is a slower burn rate in the Enduron family. What Are The Finer Points In Reloading the 7mm Rem Mag. I have been trying to figure out what powder to buy and it seems most use H1000 or retumbo. I may play with it more because the results were not bad, just seemed like it would be better suited for a larger case, 28 Nosler it might be perfect for. 300 Winchester Magnum, 7MM Remington Magnum, and . Now there’s a new contender for the middleweight champion, the 7mm PRC. If I were to go with IMR 8133, perhaps I would see more velocity. According to Hornady’s 4DOF ballistics calculator , this load’s performance is excellent for medium to long range hunting. 0 24" Wiseman BARREL Twist 1-9" Expansion Tip Apr 3, 2018 · Cartridge : 7 mm Rem. 478@ 300 yds. Nov 12, 2017 · IMR 8133 is designed specifically for magnum calibers, such as . 7mm Remington Magnum (Using 175 GR Nosler Bullets) reloading data with 27 loads. I found a sweet spot at 63 grains. I don't think it will disappoint in the 7mm Rem Mag. I've always liked the 160 - 175 grain bullets for the 7mm Rem Mag, but have been messing with some lighter bullets in recent years, mostly just out of curiosity. Jan 20, 2011 · IMR 4350 is my goto powder for all loads with 7mm mag. Sd was 6. 5 2802 59. In looking at the newly published data there lots of powder choices. I have shot the 7 STW's with a zero freebore reamer shooting the 140's in the area of 3650, 27" pac nor three groove 11 Twist barrel. 264 Winchester Magnum, among many others. Thread starter Trusted7mm08; Start date Feb 15, 2021; Help Support Long Range Hunting Forum Become a supporting member. 300 Rem Ultra Mag, among other cartridges. Nov 28, 2021 · Hey, I am reloading the 7mm Remington Magnum with IMR 8133! Using 160 grain Sierras Game Kings this time. My last cal was 7mm-300 win mag 197 smk couple loads from 2855 to 2980. IMR 8133 Description The latest IMR Legendary Powder, IMR 8133, is an Enduron Technology powder. Feb 25, 2020 · So evidently IMR7977 has turned into unicorn dust , which sucks as I finally found a good load for my 7mm Rem Mag shooting 184 Bergers at 2850fps. It was designed to provide optimum performance in the large overbored cartridges like the 300 Remington Ultra Magnum, 6. 0gr with max load 61. It filled the case too much, I was running compressed loads way before I got pressure, or the velocity I wanted. loads. Feb 12, 2022 · Jump to Latest Jul 16, 2009 · One of my buddies just bought some 160 Accubonds and is looking for load data for the 7mm REM Mag and either IMR4350 or H4350. With enough power to stop almost any game animal in North America, it’s hard to go wrong with this powerful “platform”. 5 PRC and 7mm Rem Mag with MAGPRO. Apr 6, 2006 · Guy, IMR8133 is a really good powder. Anyway back to the question. I was looking thru a reloading book and noticed that IMR 4064 comes up in quite a few columns/bullet weights. ES was pretty decent, 20fps or so in my loads. Feb 22, 2005 · BTW our most accurate powder tested in our barrel was Viht N165 for the 160gr. However, due to the super short kernels, metering is virtually as good as a spherical powder. While it certainly grouped well enough for big game at typical ranges, two other powders shot more accurately, especially IMR-8133, which filled noticeably more of the case. 300 Win. With h1000 so hard to get a hold of, I am needing to find a backup option and thinking this could be it Would be shooting 150-162 class 7mm Rem Mag is a VERY popular hunting cartridge, and for good reasons! With this cartridge you get more velocity compared to 300 Win Mag, and less recoil as well. Then poof! They were discontinued. 0 grs. See full list on ultimatereloader. 0 2730 MAGPRO 70. The 6. In my early Remington 700, 68 grs. 0 2953 IMR 4831 65. I loaded that with both the 140 Nosler Partitions of that time, and the 140 gr. This is a true magnum propellant yielding outstanding performance in 6. Ramshot Hunter. Another thing I want to throw out there, is that with the seven mag, you don't NECCESSARILY have to use mag primers. For the 180gr bullets you can try RL33 and IMR-8133, these have a little more juice for these heavy bullets. 0 3028 91% 81% 89% 93% 71% GRS. 0gr for the 160gr AccuBond in the 7MM Remington Mag. I do shoot MANT different chamberings of Barnes bullets. Thread starter 270quest; Start date Aug 3, 2020; Aug 3, 2020 #1 WTS/WTT 7mm Rem Mag brass, Winchester, new old stock. Something I found is looking at the Hodgdon / IMR web site some of the loads they show kind of shocked me when I compared them to what Hornaday recommends. I specifically use IMR 7828SSC Mar 1, 2023 · The only real world difference between the 7mm Remington Magnum and the 7mm Weatherby Magnum is conversation and availability. Barnes TTSX MV. May 10, 2018 · The IMR 7977 powder is close to H 1000 powder from what I have read so far. If it had a 24 inch tube I suspect the same load would be right around 3000fps. Then the RL series Vihtavouri came about and slow # like IMR 8133 and Retumbo. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. com Apr 15, 2021 · IMR Enduron 8133 is the slowest burn rate in the Enduron family. When I couldn't get it anymore I went to Reloader 22 and was happy until I couldn't get RL-22 anymore either. May 7, 2022 · IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. 267 US869 0. The latest IMR Legendary Powder, IMR 8133, is an Enduron Technology powder. Feb 5, 2023 · I found my 7mm Rem Mag (Rem 700 LSS) to be very accurate when I had it, with factory ammo (Federal Premium 165 gr SGK). The gun originated as a hunting rifle and over the years has progressed into a long range target rifle (1000-1400 yrds). Sierra bullet. Data suggests 3,000+ fps with a 160 gr bullet. Remington never made a left handed model 600- much less a 7mm magnum- because it was a short action rifle. 296 grain H2O = 4. The Enduron For over 60 years, Remington’s 7mm Magnum has been the most popular 7mm magnum, outpacing the 7mm Weatherby Magnum, 7mm STW, 7mm Mashburn, 7mm WSM and 7mm Remington Ultra Mag. Nov 23, 2020 · The reason I am here this time is trying to gather some information. 5-10x40), within the first 10 rounds. Just because IMR 4831 is SUCH a sweet load with 140’s. I really hate to do a new load development considering the lack of supplys but does anyone have a recommendation for a replacement powder? I am working up loads with a new powder! IMR 8133, is it one of the best, giving good accuracy and velocity? Let's find out! Jan 31, 2017 · IMR 8133 or 7977 in 7 Rem Mag. So far my personal favorites are the 162gr SST, and the 168gr and 180gr Berger Hunting VLD's May 28, 2012 · Speed should be at about 2970 or so, or at least that is what mine registers very repeatedly. Below that its their faster N560 which is more comparable to H1000. 5-300 Weatherby, 264 Win Mag, 28 Nosler and 300 Rem Ultra Mag, among other 7 mm Remington Magnum - Published Manufacturer Loading Data Improved Military Rifle IMR 8133. One of the rifles is a new Browning Hells Canyon and the other is a Remington 700 Sendero. The 7mm Remington Ultra brings a bit more to the table, at the cost of more powder. Followed 2 years later testing my 300 Winchester Magnum and 180 grain Hornady bullets. Remington 7 STW Sendro, Burris Signature 6x24 Target Apr 17, 2020 · For the longest time you could not get a slow enough powder for them. Both of those are great powders if you are loading 7mm Rem Mag i suggest uniforming the primer pocket and flash hole prior to loading so you get full powder burn. 63" groups right out of the box while zeroing the scope (Leupold VX-III 3. Jan 6, 2021 · IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. Feb 13, 2019 · From Powder Valley, Hodgon is discontinuing their IMR Enduron powder line which includes 4166, 4451, 4955, 7977, and 8133. Ramshot LRT. I was told that it was because Hodgdon could't get a steady supply of them. L. This is a real magnum propellant that performs well in 6. 337 RL26 0. 694 cm³ Cartridge O. Jan 6, 2010 · Boattail: With those bullet weights I would personally reach for the 7828 first. 7 and 10. In this article, we’ll […] Jan 10, 2021 · I have had great success with H4831sc in my 7 Rem Mag shooting the 165gr Sierra Gamechangers. Nov 22, 2024 · High-Velocity 7mm Rem Mag Loads with IMR Enduron Powders. 5-300 Weatherby, . 5 * 2731 N560 60. 3342 RETUMBO 0. IMR 8133 Loading density is ideal for magnums, resulting in excellent uniformity. 0 2660 IMR 4831 60. Currently I'm right around 3040fps but this is out of a 30" pipe. 5 Jun 29, 2019 · Looking for 7mm mag. 3397 RSMag 0. WA TE R CASE TYPE: Fed 215 7mm Rem Mag - 150 grain Version 9. The 7mm Remington Magnum loads were from a 26” Winchester Model 70 Super Grade. I had some IMR 4350 I needed to burn up so I loaded a few with 56. Multiple big game species (British Columbia, Canada) as targets. Federal 215 primers and Winchester brass. Bullets from 139-162 grains are the most popular with reloaders. in my . 264 Win Mag, 28 Nosler and . Remington’s “Seven Mag” remains a standard chambering whenever a new rifle is introduced. I use a tsx 200 gr and use RL 26 I get a one-inch group at 200 yards and muzzle speed of 3200 fps checked with a Magnetospeed. arhbdil tcgonvbv rpxa lueblz utlwv ymvxksa mbi xpfkz velj idkisvn ndjv tkgi pgaqnw siuuhqp pxu