There are other limits to consider. The loads listed as hot are for information only and should not be used. As with all data collection, mistakes are possible. Hornady2899.7Decent. Since it is a 98 action good loads can be developed giving it adequate power for hunting. Since every rifle is an individual these loads should be used as guides. It takes an odd diameter bullet usually .298 and the 4166 seems to work well in it. I was surprised in the velocities as they were higher than I expected. DO NOT, stuff foam rubber into a cartridge case as a filler unless you want to blow up the gun. 71 grains 7977154 gr. With good loads, the Whalen would be adequate for almost any large game. The 7.62 X 54 Russian cases seem to be the best option. Why go from 55 to 90 grain bullets in 223? I would recommend that all of these loads be dropped at least 2 grains. Since it has a capacity very similar to the 7.62 X 39, the thought was to try similar loads in it. Two stars (**) indicates the second test. The case is small but due to the strength of the action, loads can be made to compare to some of the other 6.5 caliber rifles. Ammo and brass are relatively easy to obtain so you are in luck. It would be nice to see want the new IMR powders would do for the 375 WBY MAG. I ran into a batch of it that is extremely high pressure, compared the pound i started with. 68.5 grains 4451100 gr. Both rifles were consistent with that load though they were near max. The 7 X 57 Mauser has been around for many years and is one great round with a strong gun and modern loads. Start from 2 to 3 grains below and carefully work up. I can get more velocity out of a 257 but I didn’t fully trust that rifle with high performing loads and it also was not my gun. Barrel length is a very important factor with velocity. With top loads, it is capable of a lot of large game hunting and with the great selection of bullets that is enhanced. These are high-quality rifles though they are a straight pull design. If you can’t find the brass then 6.5 X 55 Swedish can be necked up and shortened. It might not be a bad idea to slug the barrel as I have seen some go from .308 to .316 so in order to get the best accuracy use the correct diameter bullet. Components are readily available which is another plus with this round. As you develop your own loads you will get different results with your rifles. Measuring cases show some expansion but since they were new cases it is an indication but along with the other signs caution should be the procedures used. Now I’ll have to give it a go with the 4166 and see which one works best as far as accuracy. The 7 mm-08 is a versatile round well worth having. The Garand load is close to what I want. Wearing safety glasses is the first absolute safety measure. I am relatively new to re-loading Doing so for only the last two years. It is an extruded powder and provides top performance for big game cartridges like 25-06, 270 Winchester, 280 Remington and … You have been warned. Maybe it will meter better in another powder measure tool so the best advice it to try and observe it in yours. the Italians went back to the 6.5 and sold most of the 7.35 rifles to Norway. While well-made it has only one locking lug so that should be remembered. Visit: www.bobshellsblog.blogspot.com. The model 88 isn’t a Mauser action and is inferior to the 98 action. A couple of features of this technology is a reduction in copper fouling and it is insensitive to temperature changes. I’m not sure what good is yet, but I was beating the PPU ammo so it couldn’t be that bad. It would indicate that this powder is a bit slow in the 30-06 even with a heavy bullet. There is a good selection of bullet styles and weights. Therefore, I throttled back. The 303 British is one of the most widely known military rounds so the 4166 should be a good powder in it. The action is considered one of the very strongest in existence. I did not have any problems with sticky extraction with any of the loads but in other rifles that may very well occur. With top loads, it is close to a 30-06 in power. There are no obvious signs of excess pressure but I would strongly recommend starting 2-3 grains below on the loads listed as warm. The 223 is the most common round being made, so we start with the assumption that IMR 4166 Powder should work well. A long barrel 28” was used for these tests. They are an extruded item resembling many of the other IMR powders. Editors Note : Caution, Reloading is dangerous, read our “Reloading Disclaimer“. Further testing produced better results. As noted velocities were higher than normal which should raise a flag. Important Information: The last 160-grain load is consistent and due to the very short barrel it will be difficult to get more velocity without excess pressure. Speer3018.92OK These loads are adequate for most hunting situations. The 100-grain bullet stabilized at 100 yards showing some good accuracy potential. In addition, you might get more penetration as the back of the bullet is stronger and the info gathered makes it interesting to test a bullet this way. One reason is the flat point bullet wasn’t available therefore a boat tail bullet backward was used. For this test, a Browning lever rifle is being used. I was skeptical of the results as they produced more velocity then I expected so I did them again and even used a different chronograph. All show signs of pressure and excess velocity. IMR Enduron 4955 is a versatile, match-grade propellant with a mid-range burn speed that is in between IMR4451 and IMR7977. Just be careful with many of these loads. It has a tubular magazine which prohibits using pointed bullets so I have loaded one backward. If you don’t like belted cases but want some serious punch this might just be the round that you are looking for. The IMR Enduron Powder load data published by this website is intended discussion purposes only. While that is a larger than normal spread between bullets of the same weight it reminds us to finalize a load with the exact bullet that will be used such as a serious hunting load. I did that with some of the 30-06 loads also. Personally, I don’t care for straight pulls but they function well and gives the owner an opportunity to build up their arms. It has a short barrel which will put a limit on the velocity. It came out in 1889 and was used by various countries and the 91 Mauser was an early rifle that used it. No pressure signs were observed in the good load listings. With the 4955 and the 220-grain bullet, I would strongly recommend starting at 51 to 52 grains. The main features of the Enduron series are copper fouling eliminator, insensitivity … The 8 X 52 Siamese Mauser came out in the 1920’s to replace the older 8 X 50. Many of the WW l and WW ll guns are still around and the owners want to shoot them. Over 2500 is definitely on the high side for a 220-grain bullet. For more information, go to www.P65Warnings.ca.gov. I hit the jackpot with the 150 and 165-grain loads using 4166. Using bullets from Hornady SP, Sierra SP, Speer HP, Nosler E-Tip, Nosler BT, Sierra HPBT, Hornady GMX, Sierra SPBT, Hornady HPBT, Hornady BTSP, Speer SP, Nosler AB, Hornady A-Max, Hornady JRN. For light loads, 357 bullets are just the ticket. The top loads with the 150 and 174 are very consistent but should not be exceeded. That specifies 41.9 gr to 45.6C gr and 2723 fps to 2959 fps, 2.760 COL. (there's no data for the 103). The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. In a model 98 loads can be developed that will get the most out of this round. The 38-55 is an old round originally loaded with black powder. With the 165, 180, and 200-grain loads I used commercial brass but, it was once fired of various brands and I didn’t sort it out, just made sure it wasn’t too long. That along with the excess velocity should give us pause. It uses the same projectiles as the 303 British and the 7.7 Jap. I always wondered why my grandfather used a little bit a corn meal on top of a black powder charge some times in a old 44-40 thanks for the info. It is an extruded powder and provides top performance for big game cartridges like 25-06, 270 Winchester, 280 Remington and 300 Win Mag, among other cartridges. The 8 X 57 Mauser is one of the most common military rounds which came out in 1888 in the Commission rifle. This gun is 100 years old so that should be taken into consideration. Brass and bullets are still available, so as long as the gun is safe why not shoot it. I obtained some 103 ELD X bullets, and used the online 105 AMAX load data for IMR 4955. France also used the round to a small amount during the same period. Later on, when I get a bolt action rifle in this caliber will resume testing as this is a much better round than sales figures indicate. New. It is my favorite 22. Min Charge Max Charge Optimal Charge Bullet Make Bullet Type Primer Notes; Accurate - Nitro 100 NF: 143 gr. How does it handle gas if there is a rupture? IMR 4955 with Enduron: trusted when Mother Nature can't be. well over70. The 4166 is the fastest of the four new powders so will start there for loads of 7.62 x 39. Later the model 1909 came out with it. In modern type guns, 4166 is a viable powder. What a great idea. Available for use in many reloading applications, the IMR series of powder is trusted by reloaders all across the globe. With this gun, I did start mild and worked up to the top loads listed. There is no commercial brass or ammo available so it has to be made. The 30-40 Krag was introduced in 1893 and continues to be used for hunting and target shooting. Most of the time I used an 85-grain Sierra, as it was the most accurate bullet in that particular rifle. You have been warned.**. Extra velocity may be desirable but not in all cases. The 7 mm Remington mag was tried with two of these powders. The round has enough power for most hunting and the rifle is well made. The rifle used is a Remington 721. 7.35 Carcano was brought out in 1939 by Italy. Unlike the 30-30, it never became very popular though it will do well in hunting deer in the woods. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. @Sailboatbun, Pillow stuffing! RELOADING DATA CENTER. Privi3094.89Consistent The 6.5 Daudeteau was the military round used by Uruguay in the 1890’s. The slowest is 7977 which will be suitable for various large magnums. So we used four different bullet weights with 4166. A few of the primers seated too easily which is a definite sign of excess pressure. The carbine is light and handy to carry with an 18” barrel. All of these loads listed were tried out by me and not copied from another source. Like any other rifle, loads should be approached from below and carefully worked up. The 1909 is a model 98 Mauser and was considered one of the best Mausers ever made. IMR 4955 is a slow burning reloading powder. and eight-pound (8 lb.) With the top loads work up carefully from below. These are my general purpose / plinking loads using IMR 4451 in a 30-06. As much as I like 4895 the 4166 is as good or better in a lot of loads. Maybe I need another rifle to go with this powder! I am running a second test with the 165, 180, and 200-grain bullets in a different rifle but with the same brass to check for pressure signs. A couple of the velocities are higher than expected. It seems that every day a new powder is coming out. It was only a small amount but, using a drill and file was time-consuming. The 7 mm Remington mag which came out in 1962 is the most popular belted case. Just my own little safety precaution. Mag 7 mm STW 30 Nosier 300 Rem. Similar Posts: IMR Enduron 8133 — New Slow-Burn-Rate Magnum Powder; Guide to IMR’s Enduron Powders — What You Need to Know Each rifle is unique and so are the loads. At some point, I will work with the 8 mm Remington mag as the 7977 should really do well especially with a heavy bullet. It falls directly between IMR 4451 and IMR 7977 in burn speed, providing top performance for all cartridges used for big game. That is especially true with large cases and max loads. I have an H & R single shot, which allows the use of bullets not suitable for a lever gun and modern loads. I wanted to see if there were any spikes in the loads and none were evident so the claim that it isn’t heat sensitive has some merit. In this test, there were a few obsolete sporting rounds. IMR 4955 will help you triumph, regardless of the elements or the size of your target. Click "Get Data" to view results. I have found that 4895 (both flavors) and 4064 work even better in the 06. In some cases, you can take your rifle and improve on these loads if you take the time to research and observe your own results. In addition, the new powders are not heat sensitive a problem that has been around for years. Specifically, IMR 4955 is a great choice for cartridges that work well with Hodgdon H4831. 71 grains 7977 140 gr. It is almost impossible to blow one up as tests have shown that the barrel has been blown off but the action held. IMR Enduron 4955 This powder is the counterpart to the old Hodgdon H4831 with a mid-range burn speed that is in between IMR4451 and IMR 7977, and is also ideally suited for classic big game cartridges. IMR Powder. Sometime between 1890 and 1900, Germany brought out the 8.15 X 46. As with all Enduron […] PRODUCT RECALL. My other .243 reloads are all in line with existing Hodgdon reloading data, when looking at min/max velocities. Without much doubt, I can get a little more velocity but I don’t see the point in stressing an old rifle just to get a few feet per second more. I have a Ruger model 77 which should enable us to get the most out of the 308. However, there are no obvious signs of stress but I strongly recommend starting at least 2-3 grains below and carefully working up. Was that after Obama commuted his sentence? The second rifle was a 03 Springfield with a 24” barrel. There are some older rifles out there that should avoid max loads. That is something to keep in mind when working up loads. It is a conversion of the model 71 Mauser converted to fire this round. This cartridge has been around for many years as a wildcat before Remington adopted it in 1965. Sign up to get updates and access to exclusive promotions. As long as the brass is in good shape, it will work. The IMR Enduron Powder load data published by this website is intended discussion purposes only. One bag would last Having worked with the new IMR Enduron powder I have observed some of the following characteristics. .30-06 (Hodgdon Data Using IMR Powder) reloading data with 218 loads. imr 4955 powder load data. The 308 has been around since 1950 and we have two different semi rifles to test. This powder is designed for mid-range burn rate cartridges, so we tested it in .243 Winchester and .270 Winchester rifles. The gun used in this test is a model 98 that was re-barreled so heavy loads can be used. It is a very flexible round and I have put many pasture poodles to rest with it over the years. The 35 Whalen has been around and should do well with a couple of these powders. The 32 special came out as a companion to the 30-30. Also the case will give up before the action does. Best thing is to use a proven and tested powder that fills the case to 80% volume. The 6.5 X 55 Mauser round along with the model 96 are highly regarded by shooters and collectors. Production of IMR powders dates back over 200 years when the company was originally founded by E.I DuPont. VISIT THE RDC. Out. There are many of these guns still around and with the reasonable prices that they have, popularity is still good. That makes it more difficult to get bullets though they are available. Since many of the common rounds are covered I will go over some of the military such as the 30-40 Krag and similar rounds. Hornady3322.22OK 73.9 75.7 77.5 energy/ft.lbs 2133 2273 2418 2566 2720 2877 3039 indicates maximum load - use caution loads less than minimum charges shown are not recommended. Falling between IMR 4451 and IMR 7977 in burn speed, it can be loaded in popular cartridges like the .25-06, .270 Winchester, .280 Remington and .300 Winchester Mag. This keeps the primer from igniting all the powder at once and increasing pressure. Going through my records I have found that loads that may be too warm to use have a good es and sd though not always. @Sailboatbum and Jim Machlin, Ok, negative on the foam rubber. It takes the same diameter bullet as the 303 British and 7.65 Mauser rounds. A well designed action such as the Mauser model 98 vents the gas away from the shooter’s face. I’d seen 53gr of 4350 as a published max for 150gr bullets in the swiss but had no problems getting there with 4451. Find some kapok! A little shopping can produce bullets from 125 to 220 grains so almost everything is covered. Bullet diameter is usually .318 though slugging the bore might not be a bad idea. The primers were blown out and there are prominent ejector marks on the cases. Privi2818.78OK There are some legitimate reasons for that such as a long barrel or fast gun but any sign should be reviewed. Select Page. Modern use would be a few fibers of dacron fiber [pillow stuffing]. They have to be modified to be usable. Select your cartridge type from the drop-down list. Cases are made from a 30-30 or 32-40 brass that needs to be trimmed and sized. Brass is available from Privi and it takes standard 30 caliber bullets. The Carcano loads can be increased somewhat, although common sense should apply. Do you mean foam rubber? The Daudeteau loads are right where they should be. If this was achieved without excess pressure then that would be acceptable.
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