The Fireball is a moderen case with long case life … In the early 1960s Remington was working on an experimental bolt-action pistol based on their model 600 action. The Fireball is impressively efficient, producing 170 to 212 fps per grain of powder to the .222’s 163 to 169 fps per grain of powder (averaged maximum loads, 40-grain bullets). I have not tested This cartridge is based on the 221 Fireball case and is probably the most efficient of the 20-Caliber cartridges. > anneal > again thru 20VT FL die > load > shoot (fireform). The X-Terminator (18.5) not so much and at the minimum load almost fills up the case. Thecase is based off the .222 Remington and has the highest velocity of any commercial pistol round. assumes a neck, so one is faked by entering a "shoulder" diameter equal to Powder Charge (gr.) This approach allows one to estimate case volume if you don't have on So far, I've found only a few One starts with either the maximum dimensions of the outside of the case or When measuring the water capacity (volume) of a case, it's better to use include Handloading, by W.C. Davis (NRA, 1981) and the internal addition to setting the outside dimensions of the case, you can enter They will also search their ballistics programs QuickLOAD, LoadTech, and Load-from-a-Disk. body, the SAAMI maximums were used, to better approximate the fired case. Estimations In References The Fireball another author (Donnelly died a while back), so perhaps my complaints are no Its a 600 length action Now called a model 7 xr 100 in single shot More or less a smaller version of the 40X action. family of cartridges. The source of the full case capacity data is 'Some Simplified Interior All dimensions are inches or .33 WCF This case is formed by necking down .45-70 brass, in several steps. by Ken Howell in his book Designing and Forming Custom Cartridges. Howell's book has many of the more interesting cartridges from these; Cartridges from Wolfe. case to the mouth. There are several good references for cartridge dimensions and This example uses the In a 22 inch rifle, the little Fireball performs way beyond the size of the little cartridge case. covered. (NRA), p. 139. I can think of three extractor grooves, radiuses at corners, etc., and it will assist in of chamber prints, as does Pacific Tool & Gauge. large rifle primer pocket is about 1.1 gn, and that for the small rifle Using this data and calculator along with a Powley most cases are slightly rounded. The 221 Fireball is an excellent small caliber cartridge game / range round for someone who doesn't own a 22 Hornet, 223 REM, 222 REM Mag, 204 Ruger or similar lower powder capacity cartridge. are slightly thicker and heavier than older ones for the same cartridge. His suggestions for case re-forming operations reloading tools, and their AccuLoad is advertised as having a case capacity Given are approximate case capacities, in grains of water to fill the higher than published values by a grain or two. Maximum overall cartridge length of the.22 TCM is 1.275 inches, same as for the.45 ACP. On your way up in case capacity in 22 cal. ), and other original drawings. C. Davis, Jr. , from the book 'HANDLOADING' Moving up in powder capacity, the .17 Mach IV was introduced during the 1960s by Las Vegas gunsmith Vern O’Brien, whose custom rifles were on the dainty Sako L46 action. The case capacity for this (annealing, etc.) away to a friend who was interested in it. The resulting cartridge, the .221 Fireball, produced factory loaded velocities of over 825 m/s (2700 ft/s) from the short barrel, and accuracy rivaling the parent .222 Remington, one of the most accurate cartridges made. Fireball brass has recently seen a dramatic surge in popularity, due in large part to the efforts […] There are (see below) based on the capacity of a parent case were also made. either. numbers from the .45-70 example but with the smaller shoulder and neck of source for information. For the older British cartridges, this is surely the best Howell recommends using a specific gravity of 8.56, assuming the brass water. Measurements The case capacity for this cartridge is usually reported to be 79 gn. In my 221 Fireball - with 50 grain bullets - LtL Gun (14gn) shoots best so far with RL7 (17gn) very close. The .223 was a shortened version of the 222 Magnum. The Hornet case is long tapered thin case that head spaces on the rim . I`m sure the world would go on if any one of them were no longer made, I am also sure that as long as the companies are making a good profit producing them that they will still be available. internal case volume. My thanks to those who've sent case measurements by e-mail. Ideally designed for vermin use, the parent .221 Fireball case has an overall length of 1.4in and capacity of a little more than 23 grains. The 221 fireball was a nice little case to work with. The 20 VarTarg (VARmint/TARGet) is another 20-Caliber cartridge designed by Todd Kindler for varmint hunting. case expanded at firing. Navigation. find the approximate capacity of the custom case you have in mind. Hornady V-Max 35 1.731 Lil'Gun 15.5 Nosler Lead-Free BT 35 1.775 H-4227 16.0 Barnes Varmint 36 1.720 Viht. With the Fireball sited in at 100 Yds the 50 Gr bullet is 12.1 inches low at 300 Yds with a ft/lb energy at 300 Yds of 408 ft/lb. Computer, one can estimate the performance of most custom cartridges. Loaded with light 125 gr (8 g) bullets .300 Whisper achieve 2,100 fps (640 m/s) velocity with muzzle energy of … With over 900 dimensions in their Pa.u.la software, on CD. .45-70 brass along with the outer dimensions of the .33 WCF, you will get a across the case mouth, improving the accuracy of the measurement. groove. The 221 was not the parent cartridge for anything (except the 17 Fireball). The volume of a nor bevels on the rim are considered. but it should allow you to make quite accurate estimates of case volume. While likely in German, getting the minimum dimensions of the chamber, as given by the relevant standard, such as SAAMI or CIP. the U.K. offers the CIP standards on CD. For example, if you use the weight of If you can buy a used copy for a good price, try it. One then computes the weight of water to fill this : use this information for comparision This calculator by Frank Barnes, 'spot' verified by the Speer Reloading Manual #12. The goal was a highly accurate pistol that would be well suited for competition. First, the calculations assume a sharp cornered shoulder whereas The new 3rd edition has been revised by capacity values." Ballistics for Handloaders', by Wm. cartridges cataloged, any obscure European (or American) cartridge is likely The weight of the brass is from one sample. Some of the listed conversions seem pretty iffy, but he has Formed by necking down Remington’s .221 Fireball case and increasing shoulder angle to 30 degrees, O’Brien claimed a velocity of 3,700 fps for a 25-grain bullet. Special dimensioned drawings for over 496 cartridges," but I have not tested it Other values include my estimates based on either the weight of sample The 221 Fireball water case capacity is 21.34 Grs.. water and case into the scale's pan. That title did belong to the.221 Fireball, but its 1.400-inch case makes the 1.022-inch case of the.22 TCM the Mickey Rooney of the.222 Rem. I'd be grateful for measurements of case capacity and case weight for The Handloader's Manual of Cartridge Conversions by John Donnelly that a 4% change in case capacity gives about a 1% change in velocity, that The reamer maker JGS sells books Third, when filling a fired case with The 221 Fireball, left, sprang from the 222 Remington(center,) before itself giving birth to … I use the average of these, or 8.50. A partial family portrait with one interloper. the current release, but the case capacities in their original LoadTech Theballistic performance based off the 45 pistol, 50 pistol, 55 pistol, 45 rifle, and 55 grain rifle are simplest to first weigh the dry case, fill it with water, and then dump the water, I suspect little water gets into the primer pocket. Second, neither grooves in front of the rim This example uses the numbers from the .45-70 example but with the smaller shoulder and neck of the new case. about 1 gn of water capacity. selecting the thickness of the brass for the walls and the web. conversions. shoulders when they see the .221’s mediocre veloc - ities recorded from 10- to 14-inch barrels listed in most handloadingmanuals. The xp actions were used on Benchrest rifle,s for quite a while. unreliable as Ackley's. You can then neck down or blow out a case of this weight to However, avid reloaders have found the.223 Remington or 5.56×45 mm NATO works well when shortened and resized to.30 caliber. While rifle barrels commonly Some history.----- Subsequently the case was shortened to reduce powder capacity to a volume more suited to the shorter barrel of a pistol. If you have only the case's capacity and dimensions, you can enter the but a bit dated. capacity after the dimensions and receive an estimate of the weight If you have a rimless cartridge, from fired cases found at local ranges were used when available. This calculator should estimate case capacity to better than 4%, and given (Javascript must be enabled for it to run). The new cartridge is also the shortest. including Ray Riling and While it includes only 60 percent of the .223 Remington’s powder capacity, it produces 85 to 90 percent of its velocity. I have here some pics of … site. is 70:30 in composition. is the excellent internal ballistics simulator If you can borrow a copy, there's more typical for cases of the size of the .30 Springfield. lists 8.44. Load Data. The.17 Mach IV is a wildcat centerfire rifle cartridge, based on the.221 Remington Fireball case, necked down to fire a 0.172 inches (4.4 mm) bullet. indeed, Howell was editor of Handloader magazine when some of those The volume for this cartridge is usually reported to be a bit will be used to improve and expand the listing here. The.300 Whisper was originally based on the.221 Fireball case necked up to.30 caliber. The Hornet case is long tapered thin case that head spaces on the rim . IT was chambered in a few different calibers but .221 fireball … Like the 204 Ruger I watch the bullet hit the target, no recoil. reasons. volume. It is notorious for The 221 Fireball, 224 Valkyrie, 222 Remington, 223 Remington, & 22-250 Remington Seater Die is designed from high quality steel and machined and polished to an ultra-smooth finish. The values are averages of several sources. From Germany, the reamer maker Triebel offers cartridge and chamber typos in the drawings. The Birmingham Proof House in for the rim are between the SAAMI minimums and maximums, while in the case differences of up to 10% can be found, but variations of 2 gn of water is Howell's book is the best single reference on the subject. 17 Remington Fireball; 17 Remington Load Data; 204 Ruger Load Data; 22 Hornet Load Data; 221 Remington Fireball Load Data; 222 Remington Load Data .33 WCF This case is They cost more but in addition to being exceptionally uniform in weight, their hardness enables them to withstand more … All of these are derivatives of the 222 Rem (1950) and the 222 Rem Mag (1957). The Gr of water capacity of the 22 Hornet is 13.27 Grs. the numbers you need from it should not be difficult. thanks goto Ed Reynolds, the author of LoadTech and AccuLoad, who gave me a address is kept on this site's home page. archives for information on older cartridges and will provide you with software were generally higher than most sources report. some re-forming techniques not mentioned by Howell. good estimate of the latter's case volume. better bet. capacity of YOUR cases. You might also be able to get chamber prints from listing is arranged by bullet diameter and then by volume. If you wish to play with this technique, a calculator is given below copy of the extensive list of case measurements he's made over the years.
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