The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. Load data should be forthcoming pretty soon. Please help us to improve and report any suggestions via our contact form. At 600 yds, the POI with 4166 loads was about 1.2 MOA higher than when using 43.2 gr. Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder". 5 rounds shot JavaScript is disabled. You may not reproduce original text or photos without advanced permission in writing. Learn more about Enduron powders at www.enduronimr.com. It is also outstanding in cartridges like the 444 Marlin and 7.62 X 39. PRBs test team also noticed other interesting trends in the data. FPS low 2735 high 2789. IMR states that IMR 4166 is a versatile, match grade propellant. 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. Powders include IMR Loading density is perfect for magnums, contributing to superb uniformity. 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. Learn more about Enduron powders at www.enduronimr.com. .308 Winchester (IMR-4166 Data) Warning! 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. Copper fouling should be minimal, allowing shooters to spend more time shooting and less time cleaning a rifle to retain accuracy. So they would likely show much larger swings than what these four top-performing powders showed. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. Load data for 50 loads in caliber 7 x 57 with .284 | 139gr . Really like this powder, the accuracy it produces is amazing I will lots more if I can find it. 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. Thanks, Posted by Phillip Jackson on Aug 1st 2021. Share the post "Guide to IMRs Enduron Powders What You Need to Know", Powder Valley Inc. (PVI) now has the new IMR 4166 powder. _gaq.push(['_trackPageview']); In fact, E. I. duPont arrived in America in 1800 determined to make an improved gunpowder and, by 1802, was producing gunpowder in a new plant along the Brandywine River in Wilmington, Delaware (this plant morphed into what is today the GOEX brand of black powder). We place limited powder inventory for sale on a regular basis on our website. The manual allows for stiffer charges, but at 25.1 the load begins to compress. Third, Enduron powders are designed for optimal load density. First, these powders all feature chemistry that reduces copper fouling. Youll also find official load data in the Hodgdon 2020 Annual Manual. This Enduron series powder is temp-stable and accurate. _gaq.push(['_setDomainName', '.accurateshooter.com']); The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Choosing 4166, I decided to use it in place of my usual choice of Varget in a known accurate cartridge and rifle combination. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. This propellant performs comparably to Hodgdon H4831 but charge weights are materially different. Case: Winchester; Twist: 1:12 inches; Primer: Federal 210M, Large Rifle Match; Barrel Length: 24 inches; Trim Length: 2.005 inches. First ladder turned out great! Powder Valley Inc. (PVI) and Midsouth Shooters both have plenty of IMR 4166 in stock right now. 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. This demand lead to an incredible 2.5 billion pounds of smokeless propellants being manufactured by DuPont for Allied Forces in World War II. })(); To comment on a post, click Post Title or "Comment" Link. The kid's rifle didn't like this powder, but perhaps yours may. IMR 7977 is comparable to Hodgdon H1000. When we are sold out, we are sold out. ARCHIVED. It provides top velocities and performance with heavier bullets in medium-sized magnums. First load. The IMR Enduron line is similar to Hodgdon's Extreme Extruded line, in that it is temperature insensitive. Second, Enduron powders are all very temp-stable. ga.src = ('https:' == document.location.protocol ? Are your groups that good ? They are suitable for a wide variety of cartridges, from small varmint cartridges all the way up to the .338 Lapua Magnum. spitzer boat tail & imr 4166, .223 rem. 5 rounds shot IMRs press release provides these descriptions of the new Enduron propellants: IMR 4166 is the first in the series of Enduron propellants. var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; ALL THE LOAD DATA YOU'LL EVER NEED ALL IN ONE PLACE! IMR 4166 was released a few years ago as a temperature insensitive powder that is expected to replace 4064. VAT (where applicable), shipping costs and possible delivery charges. That provided two sets of velocity numbers. Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. 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. PrecisionRifleBlog.com (PRB) recently published results from a field test PRB conducted to quantify the temperature stability of the popular Hodgdon H4350 and Varget powders and compare those to IMRs new Enduron line of powders, specifically IMR 4166 and 4451. Share the post "Cant Find Varget for Sale? .223 Remington (Hodgdon Data Using IMR Powder) reloading data with 221 loads. This website uses cookies to ensure the best experience possible. Grab some at your nearest dealer, or for more information, contact IMR Powder Company; Tel. Or maybe have QuickLoad data? The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. VISIT THE RDC WHITE HOTS White Hots 50/50 is a 50 Caliber, 50 grain pellet for muzzleloaders. 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. Clean and inspect the cases, lube and full-length resize/decap, clean, and inspect them again. Taking the rifle back to the workbench for a cleanup proved the claimit had virtually no copper fouling, as proven by the absence of a blue hue in the exiting patch soaked in Sweets 7.62 bore solvent. For a better experience, please enable JavaScript in your browser before proceeding. 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. PRBs testers explain the full set of equipment and steps in their loading process in the Full Test Report. works great in many cartridges with good to great accuracy. this stuff is not affected temp at all. I've only seen a handful of load data for IMR 4166 and 223, it was 69 Sierra and 77 Sierra. However, Alliants relatively new Reloder 16 is an extremely temp-stable powder, with a burn rate that is a close match to H4350. With Varget so hard to find, if IMR 4166 proves accurate (and available) we might see many .308 Win shooters make the switch. Be Alert: Publisher cannot be responsible for errors in published load data. CLICK HERE to Read Full Powder Temperature Stability Test on Precision RifleBlog.com. When we are sold out, we are sold out. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. * All prices incl. Load data for the new IMR 4166 was taken from Hodgdons 2015 Annual reloading manual, and in increments of .3 grains or less, loads were worked up from 24.0 through 25.1 grains of IMR 4166. I'm very happy with this powder. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. I use this powder in my 6mm dasher bench gun. The IMR 4166 shows loads for a 69 hpbt. 44gr 4166 The components in question make up my service rifle load in .223 and they are Hornadys 55 grain V-max bullet seated into a Lake City brass case at an OAL of 2.270 and ignited with a Wolf Small Rifle Primer. h4895 Reduced Rifle Load. I have had good luck with 4166 in .223 bolt rifles. 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. Hodgdon Extreme Series powders have attracted quite a fan base, with over 90% of the top shooters in the Precision Rifle Series choosing to run one of those powders. I did the usual load development testing and found that 43.0 gr. IMR claims that Enduron powders are not sensitive to temperature changes. Where to Find IMR 4166 Powder .1 to .2 gr accuracy. In today's shooting you can clearly see the scatter that centers at 45.5 and the obvious OCW at 46.2. Great stuff! The Hodgdon powder company is world renowned for introducing revolutionary technology to the reloader. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. This propellant performs comparably to Hodgdon Varget but charge weights are materially different. For those who ask.I am obviously loading for a 556 NOT a 223. otherwise why mention I would be using only cases marked as 556! I loaded 23.5 gr in Lapua brass with no trouble using a 10" drop tube: http://www.xxicsi.com/powder-funnel.html Expensive compared to varget. I was planning to switch to 4166 for my .308, but it seems that it has also become nearly impossible to source. This website uses cookies to ensure the best experience possible. The Rifle: Savage 10fcp, 24" 5r, accustock .308 Win, Vortex Viper PST 4-16 Target distance: 100 yards Shot off front and rear sand bags from a bench As a medium burn speed propellant, XBR is ideally suited for cartridges like the 223 Remington/5.56mm, 308 Winchester/7.62mm NATO and the 6mm PPC. JavaScript is disabled. You can see Hodgdon H4350 had the least variance in muzzle velocity, with just 25 fps over the 115 swing in temperature! Copper fouling reduction these powders contain an additive that drastically reduces copper fouling in the gun barrel. Here on Ultimate Reloader you can count on a LOT of AR-15 content coming over the next year: everything from reloading .223/5.56, to hunting, a lot more with suppressors, and some custom AR-15 rifle action! I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. Being one of the easiest people in the industry to talk to, a secret this guarded certainly sparked my curiosity, so I made sure to order a test sample. Cant Find Varget for Sale? IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. $49.99 - $357.99 4.48 17 reviews IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. 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. Menu & Links IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. The Hide Armory. The top shooters in the PRS and veteran long-range shooters in other disciplines have learned to value a temperature-stable powder. msinc I hope to get some time on the new bull barrel AR. I'm very happy with this powder. Comprehensive load data for IMR 4166 Enduron reloading powder und technical specifications for this propellant. The 223 is the most common round. I went online and found data published by the manufacturer, so I worked with that for my 30 06. The IMR brand was first introduced under DuPont in the 1930s. Reloading for 223/556 Service Rifle Competition (NRA/CMP bullseye . You may not reproduce original text or photos without advanced permission in writing. It was less accurate than 4 other powders. .1 to .2 gr accuracy. Thats because a change in temperature can affect the trajectory or flight path of the bullet in two well-known ways: 1. Love the copper fouling eliminator makes cleaning a breeze. However, due to the super short kernels, metering is virtually as good as a spherical powder. IMR offers a modern line of powders with Enduron Technology which is also marketed to have extreme temperature stability. If this is true, these powders should prove popular, particularly IMR 4166 which seems to be in the Varget/Reloder 15 burn-rate range. Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. CL 2.005 Find load data for IMR 4064 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4064 is a medium-range burn speed powder and is one of the most versatile propellant in the IMR line, used for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Super Short Magnum, 308 Winchester, 338 Winchester Magnum, and the list goes on and on. })(); To comment on a post, click Post Title or "Comment" Link. IMR now offers four Enduron powders that cover a broad range of burn rates. Or maybe have QuickLoad data? Will purchase more. Trail Boss is based on new technology that allows very-high loading density, good flow through powder measures, stability in severe temperature variation, and, most importantly, additional safety to the handloader. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. Today, only the newest reloading fuels can exceed that with a 55-grain bullet in the commercial .22-250. This powder is comparable to Hodgdon H4350. Share the post "Guide to IMR Enduron Powders: 4166, 4451, 4955, 7977, 8933". I paid $159.00 for 8# Varget at Shooters last time I was up there. Was able to find a node fairly quickly and with a little seating adjustment, it's shooting .3 moa or better. the accuracy is the same as varget but the velocity is a bit higher with a couple of 10ths less powder. Reloading 223 Rem./5.56mm is mostly the usual routine. It may be that if I did more load development I could close the gap. Tried their 7977 in a magnum rifle and it had same accuracy as H1000. This propellant performs comparably to Hodgdon Varget but charge weights are materially different. 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 At the 2015 Shot Show they did just that and released the IMR Enduron Line. IMR 4166 powder? Varmint shooters with small-bore cartridges love it. Improved Military Rifle IMR 3031 Improved Military Rifle IMR 4064: 5.56 x 45 mm: Accurate 2495 VihtaVuori N135 VihtaVuori N140: Hodgdon CFE 223 Hodgdon H 335 Improved Military Rifle IMR 8208 XBR VihtaVuori N530 VihtaVuori N540: 5.6 x 50 Magnum: Improved Military Rifle IMR 4064 Winchester 748: 5.6 x 57: Improved Military Rifle IMR 4320: 5.7 x 28 . So, I'd use it for loads listed by Hodgdon. The maxorder quantity of any powder SKU is, https://shop.hodgdon.com/sites/www/files/2022-04/2022-IMR%20Endurons%20SDS.pdf, https://shop.hodgdon.com/sites/www/files/2020-08/sell-sheet-imr-enduron-final.p. then consider IMR 4166. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. (see note 1 ). * All prices incl. The folks at PrecisionRifleBlog.com meticulously loaded 6.547 Lapua ammo with each powder using some of the best equipment available. Will purchase more. Precision shooters will find an Enduron option well-suited to most of the popular precision cartridge types. 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. Moving on, the individual loads were fired and the barrel was allowed to cool between each group. of 4166 in Peterson SRP brass topped with 168 gr SMK's seated 0.010" off gave me great performance. A Meopta MeoStar 1.710x riflescope was mounted to ensure an optimum sight picture. IMR 4166 is an extruded stick powder. These are the first groups with this powder. 110 PCS pistol, 2022 Editors Choice Award Winning Ruger 5.7 LC Carbine, 2022 Editors Choice Award Winning Mossberg 940 Pro Tactical 12-gauge, Fiocchi Introduces New 5.7x28mm Subsonic Ammo, Lehigh Defense 115-gr. 4166 is the fastest burning powder, for cartridges like .223 Remington and .308 Winchester. for 223. Very consistent velocity, quality powder, not so good on powder throw due to it being a stick powder. I live in florida and shoot the same load all year. .225 Win. 3, tried this powder and same bullet in the grandson's Ruger77 .223. FPS low 2735 high 2789 Bullets ranged from 50- 77 grain , same bullets shot very well with Varget anf H4895 . Then Try IMR 4166 Powder, Powder Temp Stability IMR Enduron vs. H4350 and Varget, http://precisionrifleblog.com/2016/06/19/powder-temp-stability-hodgdon-extreme-vs-imr-enduron/, Powder Temp Stability: IMR Enduron vs. Hodgdon Extreme, Guide to IMRs Enduron Powders What You Need to Know, Powder Valley has new IMR 4166 Powder in Stock, IMR Introduces New Enduron Powders: 4166, 4451, 7977. This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. Subscribe to the free newsletter and do not miss any news or promotions. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. bolt reload data with 65 gr. Find load data for IMR 4227 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4227 is a medium burn speed, magnum pistol propellant. In rifles, this powder delivers excellent velocity and accuracy in such cartridges as the 22 Hornet and 221 Fireball. PRBs testers talk about those things, provide a few other insightful views of the data, and discuss tools that can help you manage temp/muzzle velocity in the field in their full post. 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. var _gaq = _gaq || []; If you commonly use Varget, Alliant Reloder 15, Norma 203B, IMR 8208 XBR, or Vihtavuori N140, you might want to try IMR 4166. Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. imr 4166 for sale .223, .223 loading data imr 4166, .223 rem. The weight of a kernel of 4166 was almost double the weight of a kernel of H4895, and they were clearly larger. It is primarily a pistol powder but has some application in rifles. IMR now offers four Enduron powders that cover a broad range of burn rates. it's a bit bulky when pouring into the 223 case. Every week of WW II, as many munitions were used as in all of WW I. Share the post "Powder Valley has new IMR 4166 Powder in Stock". You are using an out of date browser. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 7977 is a slower burn rate in the Enduron family. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. This is a true magnum propellant yielding outstanding performance in 6.5-300 Weatherby, .264 Win Mag, 28 Nosler and .300 Rem Ultra Mag, among other cartridges. .223 Rem. This is an all-new extruded powder with a burn rate similar to Hodgdon Varget. var _gaq = _gaq || []; OK, we're down to 1/3 MOA with a bit more to go. I bought all three. Mag. Such loads are marked with an asterisk in the data to show where standard 7828 will not fit. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. 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. 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