The Enduron Technology powders are available in one-pound (1 lb) and eight-pound (8-lb) containers from quality reloading retailers. Reduced Rifle Loads. Loading for 5.56 but only have powder for 223? | The Firearms Forum It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. Hodgdon's excellent online reloading data show only IMR 4007SSC, IMR 4166, IMR 8208XBR, and Hodgdon CFE 223 breaking 3,750 fps with a 55-grain bullet in a 24-inch test barrel. Being a short-grain extruded powder it can be dumped from a powder measure; however I always opt to use a dispenser like the Hornady Auto charge. This powder is comparable to Hodgdon H4831. Case: Winchester; Twist: 1:12 inches; Primer: Federal 210M, Large Rifle Match; Barrel Length: 24 inches; Trim Length: 2.005 inches. Tested: Modern Reloading Powders for the .30-30 Win. I can imagine you might have a little more difficulty with case volume and fill ratio due to kernel size. .1 to .2 gr accuracy. Site Notices. I shot a 4.125", 10-shot group at 600 yds - well under 1 MOA and slightly better than my Varget loads, although they were close enough that I attribute the difference to the shooter. The same increase in temperature also causes the nitrocellulose-based powder inside the cartridge to burn at a higher rate, producing approximately four times the Point of Impact (POI) shift than just air temperature alone. Across the board, the Enduron line is very insensitive to temperature changes, which is important for both match shooters and hunters. 5 rounds shot It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. Load data should be forthcoming pretty soon. 3, tried this powder and same bullet in the grandson's Ruger77 .223. CC 300 BLK ($53.49 per box of 20), Law Tactical Gen 3-M AR Folding Stock Adapter, 2022 Editors Choice Award Winning Silencer Central Banish Backcountry Suppressor. Temperature change stability the Enduron line is insensitive to temperature changes. The weight of a kernel of 4166 was almost double the weight of a kernel of H4895, and they were clearly larger. IMR offers a modern line of powders with Enduron Technology which is also marketed to have extreme temperature stability. for 223. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. forum.accurateshooter.com/threads/imr4166-loads-for-223.4053707/, Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Where to Find IMR 4166 Powder Thanks, T.B. Share the post "Guide to IMRs Enduron Powders What You Need to Know", Powder Valley Inc. (PVI) now has the new IMR 4166 powder. IMR 7977 is comparable to Hodgdon H1000. Share the post "Cant Find Varget for Sale? Thread starter cornhusker; Start date Sep 18, 2017; Forums. Share the post "Powder Valley has new IMR 4166 Powder in Stock". The manual allows for stiffer charges, but at 25.1 the load begins to compress. IMRs press release states: IMR 4166 [has] a perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, 257 Roberts and dozens more.. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Find load data for IMR 4451 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4451 is a versatile, match-grade propellant with a mid-range burn speed in the Enduron line. I have enough on hand to last for a while, but when I found some IMR 4166 available, I decided to try it for my MPA .308. We place limited powder inventory for sale on a regular basis on our website. It was less accurate than 4 other powders. bolt reload data with 65 gr. Versatility with uniformity and accuracy. Cant Find Varget for Sale? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; of Varget. At 600 yds, the POI with 4166 loads was about 1.2 MOA higher than when using 43.2 gr. My factory sierra high 2576 I bought all three. Environmentally friendly - Enduron technology is environmentally friendly, crafted using raw materials that are not harmful to the environment. IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. For example, variation in velocity does NOT appear to be linear across the full range of temperatures. I hope to get to .5 moa consistently anything better will be nice. Has anyone left switched from 4064 to 4166 without losing accuracy? Very consistent velocity, quality powder, not so good on powder throw due to it being a stick powder. They both love it. Weve been quite pleased with IMR 8208 XBR as a Varget alternative. IMR 4955 is a medium burn speed powder, falling in between IMR 4451 and IMR 7977 in burn speed. Was able to find a node fairly quickly and with a little seating adjustment, it's shooting .3 moa or better. It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 Rem and 257 Roberts. Fired from My Rock River Arms National Match upper, these rounds consistently fetch accuracy in the .75 to 1.25 MOA area. So, I'd use it for loads listed by Hodgdon. Not a brand to rest on its laurels, IMR continues to develop new powder formulas that are increasingly insensitive to weather and temperature changes, have improved burn speeds, and contain additives that remove copper bullet jacket fouling. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. Reloading Data .308 Winchester (IMR-4166 Data) Metallic - Load Data The illuminated reticle made it very easy to see on the black target, and honestly was the first time I have ever had used the feature (now it may be hard to go back). On the official Hodgdon/IMR burn rate chart, IMR 4166 is between H4895 and Varget. It is available right now at Powder Valley in both one-pound ($25.45) and 8-pound ($182.75) containers: IMR4166-01: IMR 4166 1 LB. Learn more about Enduron powders at www.enduronimr.com. It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 Rem and 257 Roberts. .22-250 Remington: One of Best for Varmint Hunting : (913) 362-9455; E-mail: [emailprotected]; Web: www.imrpowder.com, (Disclaimer: The loads described above were safe for this rifle, on this particular day. Mag. IMR Enduron 4166 Powder | On Target Magazine Great stuff! IMR 4166 .223 Rem - AR15.COM both should give you specific info. Sign up to get updates and access to exclusive promotions. IMR 4166 in .223. I've only seen a handful of load data for IMR 4166 and 223, it was 69 Sierra and 77 Sierra. For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. I was planning to switch to 4166 for my .308, but it seems that it has also become nearly impossible to source. If you are the site owner (or you manage this site), please whitelist your IP or if you think this block is an error please open a support ticket and make sure to include the block details (displayed in the box below), so we can assist you in troubleshooting the issue. When will Enduron powders appear on dealers shelves? Once they had a couple dozen rounds loaded with each powder, they went and shot them with each powder at 25 F, 65 F, and 140 F. The muzzle velocity of each shot was recorded using both a LabRadar Doppler Radar and a MagnetoSpeed Chronograph. JavaScript is disabled. That is very, very low. Varget was always my go-to powder for .308 and .223, but anyone who reloads knows that Varget is virtually unobtainable now. Some of our Forum members have reported excellent results with IMR 4166 in cartridges that work with Varget, such as the 6mmBR, 6 Dasher, 6.547 Lapua, and .308 Win. Subscribe to the free newsletter and do not miss any news or promotions. The manual allows for stiffer charges, but at 25.1 the load begins to compress. I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. I use this powder in my 6mm dasher bench gun. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. With no pressure signs up to 45.8 grains of 4166 I decided to push further and see what I could get. Sounds familiar! It is equally effective in small-capacity varmint cartridges from 223 Remington to 22-250 Remington, and it's a great 30-30 Winchester powder. Comprehensive load data for IMR 4166 Enduron reloading powder und technical specifications for this propellant. This website uses cookies to ensure the best experience possible. The test was designed to quantify the temperature stability of Hodgdon H4350 and Varget powders compared to IMRs Enduron line of powders, specifically IMR 4166 and 4451. Guide to IMR Enduron Powders: 4166, 4451, 4955, 7977, 8933 Can't find Varget? Try IMR 4166 | Rokslide Forum Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. Trim to length as needed, clean/uniform the primer pockets, reprime, charge with powder, verify powder charges, seat bullets to specific overall length, perform final inspection, box, and label. IMR 7977 is the slowest burn rate Enduron Technology powder. It acts a whole lot like Varget, but is much easier to find. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR End. Give it a try if you've already purchased it. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Expensive compared to varget. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. IMR powder has long been a choice powder for knowledgeable reloaders. At the 2015 Shot Show they did just that and released the IMR Enduron Line. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. worst groups at .5 moa most groups around the .3 moa mark. so I am thinking till powder does come available, load one or 2 levels under Max for a 223 into the 556 cases. Reloading 223/ 5.56 for the AR-15 with IMR 4166 30-06JOHN, GUNS AND RELOADING 1.86K subscribers 2.8K views 1 year ago I reload .223/ 5.56 for the AR-15 using a powder not popular, IMR. VAT (where applicable), shipping costs and possible delivery charges. First, these powders all feature chemistry that reduces copper fouling. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. IMR load data | xxl-reloading.com It also offers good load density and meters reasonably well. First ladder turned out great! .223 Rem. Most powders arent specially formulated to be temperature stable. Loading density is perfect for magnums, contributing to superb uniformity. spitzer boat tail & imr 4166, .223 rem. (see note 1 ). IMR 4451 had the largest swing in muzzle velocity of the powders tested, but keep in mind just 68 fps over 115 F swing is still a good performance. It is a true magnum cartridge propellant with outstanding performance in such cartridges as the .300 Winchester Magnum, 7mm Remington Magnum, .338 Lapua and more. Find load data for IMR TrailBoss propellant by clicking the button "Loads for this Powder".More about this powder:Find load data for Accurate 5770 propellant by clicking the button "Loads for this Powder".More about this powder:Trail Boss was designed specifically for low-velocity lead bullets suitable for Cowboy Action shooting. IMR 4166: This newer propellant produced by General Dynamics in Canada had the best temperature insensitivity and may be the best substitute for Varget across a wide temperature range with 77 to 80 grain bullets. I understand this is an old thread, but want to reply anyway, 243 75gr V-Max loads using StaBall or IMR 4166. With Varget so hard to find, if IMR 4166 proves accurate (and available) we might see many .308 Win shooters make the switch. Shooters looking for readily-available alternatives to hard-to-find extruded powders should definitely check out the Enduron line-up. IMR 4166 was released a few years ago as a temperature insensitive powder that is expected to replace 4064. imr 4166 for sale .223, .223 loading data imr 4166, .223 rem. (The only two .45-70's I own are trapdoor Springfields.) When I approached Chris Hodgdon with the question Does it stop copper from fouling or remove it with each shot? with a smirk he responded Its a proprietary formula. then consider IMR 4166. Re: IMR 4166 in .223. To me that says Gebby got it right long ago. bolt reload data with 65gr. This powder is comparable to Hodgdon H4350. Villain Weapon Systems ATPIAL-C EFL -- Enhanced Class 3R Performance Available Now from TNVC! It is formulated to reduce fouling and to be stable across a wide temperature range. For example, IMR 4166 is a good replacement for Hodgdon Varget (commonly used in the .223 Rem, 6mmBR and .308 Win), while IMR 4955 is a fine substitute for H4831 (favored by F-Open shooters for the .284 Win and 7mm WSM cartridges). OAL 2770 Sierra Case This website uses cookies to ensure the best experience possible. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. Please help us to improve and report any suggestions via our contact form. Reloading for 223/556 Service Rifle Competition (NRA/CMP bullseye . The initial heat condition of your powder will affect the burn rate, Bryan Litz explained at a recent Applied Ballistics Seminar. Love the copper fouling eliminator makes cleaning a breeze. var _gaq = _gaq || []; The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. I haven't seen any Hornady loads in the manual using 4166. I paid $159.00 for 8# Varget at Shooters last time I was up there. Past breakthroughs have brought us the extreme extruded line that gives consistent performance regardless of ambient temperature, and more recently they have brought us CFE technology that deters and reduces copper fouling. IMR 4166 is one of the new Enduron family of propellants. In this post, I've got some great highlights including the LEE . This included the top-of-the-line Prometheus Gen II Powder Scale, which is capable of loading to the nearest kernel of powder. Such loads are marked with an asterisk in the data to show where standard 7828 will not fit. This is an all-new extruded powder with a burn rate similar to Hodgdon Varget. When we are sold out, we are sold out. Well, Im done Adulting for Today and Tomorrow. it's a bit bulky when pouring into the 223 case. Assuming all other environmental conditions remain the same, an increase in air temperature will cause a flatter trajectory due to a lower air density (easier for the bullet to cut through the air). Find load data for IMR 3031 propellant by clicking the button "Loads for this Powder".More about this powder:A medium burn speed propellant with many uses, IMR 3031 has long been a favorite of 308 Match shooters using 168-grain match bullets. That means swings in ambient outside temperature can affect your internal ballistics, which will directly affect your muzzle velocity, which will change your bullets trajectory. Other than that , great job, thanks. Menu & Links .45 ACP and .38 Super, while their rifle offerings range from .223 Remington to .30-06 Springfield. Using Hodgdon's online Reloading Data Center I find IMR 4166 listed as an appropriate powder for several 223 loads, from 50 grains bullets all the way up to 90 grain bullets. Third, Enduron powders are designed for optimal load density. var _gaq = _gaq || []; Working up a good hunting load with the 4166 Enduron and the Hornaday 150 gr GMX bullets for my 308. Precision shooters will find an Enduron option well-suited to most of the popular precision cartridge types. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. In modern type guns, 4166 IMR Enduron Powder is a viable powder. Importantly, it seems to be a good substitute for unobtanium Varget powder. The Enduron Technology powders are available in one-pound (1 lb) and eight-pound (8-lb) containers from quality reloading retailers. Choose a IMR powder and find the respective load data for it. IMR 4166: A quick look - The ExhaustNotes Blog They also produce specialty rounds designed for competition shooting events like . VAT (where applicable), shipping costs and possible delivery charges. PRBs test team also noticed other interesting trends in the data. The maxorder quantity of any powder SKU is. IMR Legendary Powders now offers four (4) Enduron powders: IMR 4166, IMR 4451, IMR 4955, and IMR 7977.