Is An Octagon A Parallelogram Yes Or No, New Homes In Plano, Tx Under $300k, Articles I

For a better experience, please enable JavaScript in your browser before proceeding. Ive been working on trying to get my 338 to shoot better. I tried 250gr Bergers and 7977 in a pressure test. In this video we discuss reloading the Savage 110 BA stealth in 338 Lapua Magnum. Subscribe to the free newsletter and do not miss any news or promotions. Jim, I understand this is an old thread, but want to reply anyway. 338 Lapua Magnum Reloading Data | Berger Bullets. For powder I like IMR 7828 and scored 2 lbs of the IRM7828scc. The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. Loading density is perfect for the very large magnums, including the 6.5mm and 7mm magnums. US869 is a dense propellant that allows the shooter to use enough powder to create maximum velocities in cartridges such as the 7mm . The maxorder quantity of any powder SKU is. if anyone is interested i did the same process with the IMR 4451 powder in my 6.5x47 lapua for which there is no published data for this powder. then I can get a powder chart from fastest velocity to slowest velocity . I get 2800 fps with a 300g Berger in my 30 inch barrel. During this time of overwhelming demand, our team is doing everything possible to produce more bullets and ammo than ever before. I love it! 8mmmaghunter Member. Bullet: Nosler BST 200 gr: Bullet weight: 13 g / 200 gr: B.C: 0.414: C.O.L: 92.0 mm / 3.622 # 33200: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: . Load Specifics. The IMR Enduron Powder load data published by this website is intended discussion . Reply. I recently bought one each of these powders to try in my 300 win mag and my 6.5 x 47 lapua. IMR 7977 is comparable to Hodgdon H1000. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. Supersubes Heathen. Find A Dealer. Thread starter jmden; Start date Feb 1, 2015; Feb 1, 2015 #1 jmden Well-known member . Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. Yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. 338 lapua 250 grain BTHP. We do not take backorders and our Tech Services team cannot take orders via email or phone. IMR 7828SSC 93.8 3201 104.3C 3583 *Magnum 104.6 3336 116.2C 3670 338 Lapua Magnum Suggested Bullet Use 185-grain TTSX BT Sectional Density .231 Ballistic Coefficient .432 C.O.A.L 3.600" uggested ullet se Suggested Bullet Use Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. I just bought the newest update Dec 2016 , it cost about $22 shipped to my door . To put that in perspective, the 338 Win. H1000 is supposed to be extremely close to IMR 7977. Joined Jan 8, 2012 Messages 7 Consistent performance . I searched for RL 33 yesterday and they didn't have any, nor Retumbo. for a 338 lapua RL33 is going to be hard to beat . IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. I wouldn't say it's a better alternative - it's on the slow side. Gun: Savage Model 110 BA; Barrel Length: 26 inches; 1-in-9-inch twist; Case: Lapua; Primer: Federal 215 Large Rifle Magnum; Bullet Diameter: .338 inch; Maximum COAL: 3.681 inches; Maximum Case Length: 2.724 inches; Trim to Length: 2.714 inches. The components I currently have are VihtVuori N560 Powder and Sierra 250 Game king & Sierra 300 Match King bullets. these would be considered max powder charges . IMR Enduron 7977 is a slower burn rate in the Enduron family. Ammunition. h4895 Reduced Rifle Load. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. When we are sold out, we are sold out. 26. I have not ran 8133 in 338 yet. DuPont founded the company. No reviews found. . The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. The IMR brand was first introduced under DuPont in the 1930s. I've had quickload since 2009 , I think . Resources. 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. I'll check with him and PM you if you dont mind. Cabelas in Wheeling had the new powder in stock last Saturday. Posted by marcus john tweddell on Mar 3rd 2021. have used this powder in a .270 wsm useing the Hornady 150 grain SSTwith the exact load as HODGDON recomends and found it accurate and takeing large red deer out to 500 meters with ease. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. 26.0 inch = 660.4 mm Predicted Data for Indicated Charges of the Following Powders. Lapua's Scenar-L bullet is the result of decades of experience and state of the art manufacturing capabilities combined with extensive testing. I have 4 shooting buddies that run RPR's. Two are 338 LM. Warning; Manufacturer Loading Data; Cartrige Powder Recommendations; . Full Member. Loading density is perfect for magnums, contributing to superb uniformity. Ok, but just to give you some perspective You must log in or register to reply here. First used in battle in 1805 by United States naval forces against pirates off the coast of Algiers, DuPont supplied more than 80% of Allied Forces powder needs in World War I. You are using an out of date browser. IMR 7977 90.0 MAX. https://www.snipershide.com/shooting/threads/new-338-lm-loads.6955101/. The length of the neck is just about one bullet diameter at 0.329 inch. Lapua FMJ: 2856.44: Consistent: 45 grains 4166: 123 gr. The IMR brand was created under the DuPont Corporation. Sierra SBT COAL: 3.575 inches; Sierra HPBT MatchKing COAL: 3.680 inches. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb . Most of my guns will not shoot a tight group without some. so I checked it out a bit more. Berger Elite Hunter & 285 gr. It yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. This testing was with Hornady 285 ELD-M with Alliant Reloder 26. I had been using Hornady 250grn BTHP and have been unable to obtain. I am starting with the 250 gr bullets and according to Sierra's load data, my range is from 82.1 gr @2750 fps. 338 Lapua Magnum; 338 Remington Ultra Magnum; 338 Winchester Magnum; 338-06 A-Square; 338-378 Weatherby Magnum; 340 Weatherby Magnum; 35 Whelen; 350 Remington Magnum; 375 Flanged; 375 H&H Magnum; 375 Remington Ultra Magnum; 375 Weatherby Magnum; 378 Weatherby Magnum; 40 S&W; 404 Jeffery; 416 Remington Magnum; 416 Rigby; 45 Auto (ACP) 450 Rigby . Magnum and .338 Lapua. Charge weights are nearly identical to H1000, which i understand 7977 is supposed to be similar too. RCBS #48. Loading density is perfect for magnums, contributing to superb uniformity. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. 160 gr. IMR now offers four Enduron powders that cover a broad range of burn rates. .338 Lapua Magnum (Hodgdon Data) reloading data with 170 loads. Really consistently accurate results. 338 Lapua Mag - 265 grain Version 9.0 24" H-S Prec. If anybody would like to share their load data using IMR 8133, I would be very grateful. For the best experience on our site, be sure to turn on Javascript in your browser. . Only did a velocity check on back behind the garage. New Products. Loading Data . New customer? Inkognito. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. IMR 4166 possesses the fastest burn rate in the Enduron lineup. In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. I've been working on trying to get my 338 to shoot better. I did see Hodgdons data, but unfortunately they only list the hornady SP bullet. Minuteman. For a better experience, please enable JavaScript in your browser before proceeding. I used a 26" bbl , my rifle has a 30" bbl . IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Improved Military Rifle IMR 7828 SSC. Have been looking at the 7977 for my 270 with the Matrix bullets. Every week of WW II, as many munitions were used as in all of WW I. BARREL Twist 1-10" GRS. Took a while but finally have all the components to reload my 338 Lapua Mag. I have H1000 which I have tried with no luck. just to show how easy you can gather this info I ran a 338 lapua with a 300 berger elite hunting bullet . Hey guys, does anybody have any IMR 7977- 338LM data? For this reason, the IMR brand powders truly are Legendary products. The slowest burn rate Enduron Technology extruded powder and a true magnum cartridge propellant. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. 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. hope this helps . We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. The store will not work correctly in the case when cookies are disabled. Improved Military Rifle IMR 8133. I paid about $160 for it originally , and have bought many updates over the years . Each of these are still favorites with handloaders today! .338 Lapua Magnum (using Sierra bullets) Warning! . Bullets. Lee #5. . IMR is an acronym for Improved Military Rifle. The COAL stated is this table is according to the SAAMI specification. It may not display this or other websites correctly. Reactions: Evlshnngns. I sure wouldn't want to do without it . Our mission is to provide quality products and services in a manner which enhances the lives of our employees, familes, customers, suppliers, and our communities. March 27, 2016 Gavin Reloading Blog, Uncategorized 308 Winchester, 338 Lapua, AR-10, AR-15, Gunpowder, IMR 4166, IMR 4451, IMR 4955, IMR 7977, IMR Enduron Ultimate Reloader Moves to the Country Anyone that lives in the city can tell you just how difficult, limiting, and expensive shooting can be when you don't have access to the country. JavaScript is disabled. Bullet Weight: ALL. Enduron Technology extruded powder with the slowest burn rate, IMR 7977 in stock now for sale online near me, is a true magnum cartridge propellant. Scenar-L has truly earned its . have used this powder in a .270 wsm useing the Hornady 150 grain SSTwith the exact load as HODGDON recomends and found it accurate and takeing large red deer out to 500 meters with ease. Imr 7977 Load Data For 338 Lapua If you are looking for Seeley Imr 7977 Load Data For 338 Lapua Yes you see this. It may not display this or other websites correctly. Comprehensive load data for IMR 7977 Enduron reloading powder und technical specifications for this propellant. We place limited powder inventory for sale on a regular basis on our website. I hope this shows how valuable quickload can be . mdslammer Sergeant. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to Be the first to share your insights. You are using an out of date browser. For the 338 Lapua, the 300 grainers are too heavy and IMR 8133 is too slow. IMR 7977 are couple more options. Mag. The Best Hunting Bullets for the 338 Lapua Mag. Founded by Frank Galli in 2000, Snipers Hide has been offering informational videos, podcasts, and other support to its users in one location. I have H1000 which I have tried with no luck. Cartridge Comparisons. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. One of the guys may want it. IMR Enduron 7977 is a slower burn rate in the Enduron family. 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. Loading density is perfect for magnums, contributing to superb uniformity. 14 rds from my 338 Win Mag Rem 700 XCR. if you're serious about reloading and shooting I really recommend it . imr 7977 load data 338 lapuathe renaissance apartments chicago. Consistent performance . calibers in the late 90's. The N550 is an ideal fit for many of the 30 caliber magnums with lighter bullets, but also useful across a wide range of bore sizes in various shooting disciplines. The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. Ramshot Big Game. Thanks, but I prefer shooting .300 Bergers. The Scenar-L has the refined qualities of the original Scenar bullet with higher standards of jacket wall concentricity, weight variation and dimensional uniformity. IMR 4831 92.4 72.7 4.71 2519 100.0 60916 8941 1.444 !DANGEROUS LOAD-DO NOT USE! Hogdon's 2015 annual load manual has data and some good articles on them. it takes all the guess work out of the "what if " questions we reloaders have . 56.0 grns behind a 100gr NBT got me 0.5" at 100 with 3156 f.p.s. I tested some a while back in a .338LM Improved 40 and even compressed loads weren't showing pressure signs. . IMR 7977 Enduron . RCBS #14. 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). They're all having good results. Submitted Loading Recipes Show all Submitted Loading Recipes Tipstrike Experiment in 7x66 Vom Hofe Preparing 204 Ruger Norma Brass . It's hard to pick favorites, but for powders, IMR 8133 was a standout with almost all loads tested in my rifle. Be Alert: Publisher cannot be responsible for errors in published load data. Ac c uB ond Lo n g R an g e 0 .7 3 2 Used same loads as 4350 and RL17. IMR 7977 powder is a magnum propellant with the slowest burn rate of the Enduron powders. Magnum, .300 Win. here is the Data I found of Hodgdon's site. That's suprising. Loading density is perfect for magnums, contributing to superb uniformity. (Please refer to out " Reloading Tips " for proper measurement techniques) If possible, we recommend that you determine the COAL of your rifle, and load your bullets at 1mm short of the lands. either expressed or implied is assumed for the use of this data. 7977 IMR Enduron Powder; 4166 . Pushing 163gr SCBT 3611 fps (avg.) When we are sold out, we are sold out. Using bullets from Barnes TTSX, Barnes TSX, Speer SP, Nosler Part, Sierra SPBT, Hornady SP, Barnes TTSX BT, Swift SP, Sierra HPBT. I dont have any velocity data, but I did run a couple loads with . In doing so, we deal with integrity and honesty . CHEAP IMR 7977 AVAILABLE IN STOCK. Reloading- What pressure signs do you stop at. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Soft Point: . This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. N. ntg . With H1000 being harder to find recently I am going to try the 7977 with both the 300Gr and some 250Gr Bergers. Vihtavuori N550 - powerful loads for hunting. Very fast flat shooting powder. The Hornady 143-grain ELD-X, Nosler 142-grain ABLR, Berger Classic Hunter, and Berger Hybrid Target bullets all . I use 98 grains in a 31" 300 RUM. For the 338 Lapua, the 300 grainers are too heavy and IMR 8133 is too slow. I tried H1000, IMR7977, and 4891 with 4 different bullet combos. Has any one tried this powder with any luck? Shellholders: Hornady #43. For a better experience, please enable JavaScript in your browser before proceeding. I picked up some IMR 7977 to try some different bullet/powder combo's but I'm not finding much data. Let me know if you want to sell the barrel. Feenix: I just posted this in response to a similar question by NavyChief. . Predicted Data for Indicated Charges of the Following Powders. Keying in on the PRC's role as a big-game cartridge, I concentrated on loads with high-BC bullets. I myself have been shooting Sierra 300gr with H1000. We offer a wide variety of cases and bullets for hunting, sport shooting, target and tactical purposes. * All prices incl. Warning! I too am interested. 2796 88.0 * 2712 86.0 2628 H1000 93.0 MAX. Loading density is perfect for magnums, contributing to superb uniformity. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing . It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 . You must log in or register to reply here. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder". . JavaScript seems to be disabled in your browser. I'm not very computer savy , so if I can figure out how to use it , anyone can . Gun: Savage Model 110 BA; Barrel Length: 26 inches; 1-in-9-inch twist; Case: Lapua; Primer: Federal 215 Large Rifle Magnum; Bullet Diameter: .338 inch; Maximum COAL: 3.681 inches; Maximum Case Length: 2.724 inches; Trim to Length: 2.714 inches. I worked up a load for my Winchester Model 70 in 270WSM with a 24 inch Bartlein barrel, using 150 Berger VLD's in RP case, 215 primers and 68-70 grains of 7977. IMR Enduron 7977 is a slower burn rate in the Enduron family. is essentially the 6.5 mm Swede (btm.) Loading density is perfect for magnums, contributing to superb uniformity. We use CCI. Good luck with the new set up. I hit Harold bolt lift around 93gr. More what I was meaning is I think 97 grains of 7977 with 250 grain bullets may be dangerous in bullets other than the 250gr hornady soft point. I picked up some IMR 7977 to try some different bullet/powder combos but Im not finding much data. Hope it helps. IMR Enduron 7977 is a slower burn rate in the Enduron family. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb . Retumbo was 94g at 2654fps. 7977 uses almost exactly the same data as H1000 with very similar speeds. Improved Military Rifle IMR 7977. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. The 6.5 mm Creedmoor (top.) Hodgdon Powder Company operates following Biblical principles to honor God. Reduced Rifle Loads. Reloading data for 338 Lapua Magnum. Magnum, .300 Wby. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. .300 win mag imr 7977, 168 grain berger 7mm rem mag with 7977 powder, 26 nosler with imr 7977, 280 ackley improved with imr 7977 data and 168 berger . When will it be back in stock? He's not a precision guy and only shoots to 600. here is the powder chart . Thanks fellas. IMR is a brand in the Hodgdon Powder Company lineup. MTH ( standard, not single feed version. holds 78.6 grains of water, which means the Nosler has a 12 percent increase in case volume while maintaining the same 3.340-inch overall cartridge length. Loading density is ideal for magnums, filling the case nicely at . Blog. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. Near Maximum ! Hornady ELD-M; Primer: 215M; Brass: Lapua; Powders: H1000 & IMR 7977; I have messed with seating depth loading all the way up into the lands and then backing my bullet out all the way to thirty . SAAMI . VAT (where applicable), shipping costs and possible delivery charges. Calibers range from .22 to 9.362, and our most well-known bullets are Scenar and Scenar-L match projectiles and Naturalis and Mega hunting bullets. For a better experience, please enable JavaScript in your browser before proceeding. Regarding primer choice for the .300 Norma Magnum, you'll most definitely want a good large rifle magnum primer to ignite that powder column, especially since powder charges can exceed 90 grains. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Went to Cabela's Saturday and scored 100 rounds of Hornady 285 grn BTHP. . Lee #25. Loading density is perfect for magnums, nicely filling . I had no luck with my factory RPR barrel. I'm using H100 with 300 gr and it's very accurate. Reviews can only be submitted while being logged in. .338 Winchester Magnum - Published Manufacturer Loading Data. With the bullets touching the lands 69 grains gave me an average velocity of 3140 ft/sec.. .338 Lapua Magnum - Published Manufacturer Loading Data. Loading density is perfect for magnums, contributing to superb uniformity. Ramshot Hunter. It seemed to me Hodgdon was more aggressive with the max load when comparing to other loads and in my case is sure was. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. 8. JavaScript is disabled. For the best experience on our site, be sure to turn on Javascript in your browser. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. The COAL is measured from the base of the case to the tip of the bullet. It may not display this or other websites correctly. Mark . Picked up the 7977 for my 280 ack and 300 wm. For example, berger lists 90gr of H1000 as the max charge. IMR 7977. so as always start low and work up . Loading density is perfect for magnums, contributing to superb uniformity. Sign up with your email address to receive news and updates. You are using an out of date browser. It'll generate more velocity but it shoots well at 2800. Loading density is perfect for magnums, nicely filling the case at maximum charges . Cedar Park, Texas. Matching Maximum Pressure: 60916 psi, or 420 MPa . Lyman #38. Improved Military Rifle IMR 8208 XBR. Imr 7977. Sign up to get updates and access to exclusive promotions. IMR Enduron 7977 is a slower burn rate in the Enduron family. It is slower burning than expected. It performs admirably in cartridges such as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua, and a variety of others. 1. forum.accurateshooter.com/threads/imr-7977-in-338-lapua.4021835/, Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.49. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. Ramshot Hunter. Just for comparison's sake, the 338 Federal will send a 215 grn bullet out at 2500 fps, the 338-06 . Powders include IMR, Hodgdon, Winchester You are using an out of date browser. We place limited powder inventory for sale on a regular basis on our website. I shot five rounds and at 100 yards and I got a group that was less than 3/4 of an inch. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. US 869. I've had good success with 7977 in the 338 Lapua with 300g Bergers. Recipe Type: Rifle . The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). it should give the highest velocity without showing signs of over pressure . JavaScript is disabled. I'm hoping to try 250gr berger EH, 285eld-m, and 285 BTHP. It yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. We appreciate your patience and continued support! *Recommended Powder C Compressed Load 2 . Our component offering includes cases and bullets for both centerfire rifle and handgun. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Hey guys, does anybody have any IMR 7977- 338LM data? . These loads were shot by Brian Pearce of Wolfe Publishing Co. Any help and/or guidance would be much appreciated. 338 lapua 250 grain BTHP. YMMV. @3000 fps. 123 gr. Please enter your login details below. We do not take backorders and our Tech Services team cannot take orders via email or phone. Just couldnt get under 0.8 moa. VihtaVuori N150. After barrel break-in, I ordered up a set of custom whidden dies and started loading the following: Bullets: 300 gr. They are suitable for a wide variety of cartridges, from small varmint cartridges all the way up to the .338 Lapua Magnum. 56.0 grns behind a 100gr NBT got me 0.5" at 100 with 3156 f.p.s. to 90 gr. Please help us to improve and report any suggestions via our contact form. With 7977 I discern no difference between CCI 250 or Fed 215 . This demand lead to an incredible 2.5 billion pounds of smokeless propellants being manufactured by DuPont for Allied Forces in World War II. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR End. Any gunpowder required by handloaders can be sourced through these brands. Works great in a 7mm Remington Magnum cartridge out of a Winchester Stainless Model 70 using 136 gn Hammer (sledge hammer) bullets. Snipers Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. Sign up to get updates and access to exclusive promotions. I got a buddy in FL that's about due for a barrel change. IMR Enduron 7977 is a slower burn rate in the Enduron family. I understand this is an old thread, but want to reply anyway. We use cookies to make your experience better. Im hoping to try 250gr berger EH, 285eld-m, and 285 BTHP. This website uses cookies to ensure the best experience possible. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. JavaScript is disabled. I was amazed at the velocity witch was more that I was supposed to get with 71 grains. It hasn't wiped out the idea of shopping in a being store, but it gave the consumers an swap means to shop and a better announce that . Trail Boss Reduced Rifle Load. I set it for a 105% max case fill , and set it for the max rated pressure of 60916 psi . But I agree with the above post. A true magnum spherical rifle powder, it is superb with heavy bullets in big, overbore rifle cartridges. I tried 7977 and H1000 without much luck, finally settled on Retumbo with the 285gr ELD-Ms. Vihtavuori's N550 rifle powder was originally developed for .30-06 Springfield and .308 Win. Most of the bullets in .338 are better suited for the speeds of the 338 Winchester Magnum, 338-06, or 338 Federal and may fragment if pushed by the 338 Lapua Magnum and impact game at close range. Have new brass, Hornady, and primers . I'm using RL33 with 300 gr berger hunting bullets . Really consistently accurate results. The .300 Norma case has a capacity of 103.0 grains of water, so powder charges will approach 90 grains or more, depending on the bullet weight. It is recommended for the .25-06, 6.5mm-284, 7mm Rem. Thank goodness we do not have a .338 Lapua, as Jim's shoulder would not handle the punishment! Just tagging in, I'm curious what folks say about 7977. for a 338 lapua RL33 is going to be hard to beat . This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. with a shortened case body. . It may not display this or other websites correctly. Share your experiences with other customers. Some 7977 load data here. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. In the Hodgdon manual it has the best velocity in a 338 Lapua of any of the powders they tested at 93g at 2688 fps. I am finally starting to play around with different loads for my .338 Lapua. The IMR series of powder is trusted by reloaders all over the world and is suitable for a wide range of reloading applications. Bottom line, I like it so far. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum . To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. it should give the highest velocity without showing signs of over pressure . IMR Enduron 7977. Hogdon's 2015 annual load manual has data and some good articles on them. I have had good luck with 4451 in 6mm Rem with 90 gr BT and 7mm Rem Mag with 150 BT. IMR 7977 Enduron 109.2 77.7 5.03 2708 89.3 60000 8519 1.264 ! for stuff like this it is worth double the price . IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. Very fast flat shooting powder. The 33 Nosler case holds 88.3 grains of water.