Because we target all types of customer on the market. (I don't know if I'm right). 2,540 Posts #2 • Feb 5, 2019. Underwood Ammo 9mm +P 147 Grain Jacketed Hollow Point. Reason: Both the 9mm and .45 are great calibers for everyday carry, and both offer very good terminal ballistics for stopping power. Posted: 2/13/2017 7:39:16 PM EST Something just piqued my curiosity. Ballistics question: any chart about range AND accuracy depending on ammunition and barrel length ? 0 Review ... Add to Cart ; 18” 6MM ARC SPR Rifle Length W/15” Atlas R-One M-LOK Handguard Complete Upper $594.00. Ballistic Gel Penetration (10% Gel) – 22 inches What Does Barrel Length Affect: Concerning accuracy, all lengths proved accurate to a certain exent when match with the right ammo. The ballistics by the inch guy ... You get into diminishing returns after that. At least not enough to worry about. ARCHIVED; BG213. The term ballistics refers to the science of the travel of a projectile in flight. I'm using figures from Wikipedia, which are usually taken from a gun of typical barrel length for that cartridge. Ballistics. The percentages tell the story more plainly. $105.00. Some police agencies have adopted .357 SIG to replace their .357 Magnum revolvers, praising its accuracy and performance. Because of this, you perceive that it’s easier to hit a target when you have more velocity. You can be assured of this. The velocity loss in this case was 74 fps per-inch of barrel lost to the tested 24-inch barrel. Does anyone know what the optimal barrel length is for 9mm rounds for max velocity? Results appear in the charts below for .380 ACP, 9mm, .40 S&W, and .45 ACP Project Summary Over the last few months, I’ve been working with the rest of the Lucky Gunner team on another one of our epic experiments, which we’re proud to finally unveil: ballistics gelatin testing for over 100 self-defense handgun ammunition loads. Where to purchase 9mm Ballistics Rifle Barrel And Barrel Length Hunting Rifle You can order 9mm Ballistics Rifle Barrel And Barrel Length Hunting Rifle after ch What’s actually happening is that the ballistic curve of the bullet becomes flatter as velocity increases. At each barrel length, the rifle was fired from a front rest with rear bags, with five rounds of each type of ammunition. But 124s will be fine too. Interesting. For 9mm Barrel Length Ballistics, we will offer many different products at different prices for you to choose. I'm thinking about the most popular/common ammunition: 22LR, 9mm, 556/223, and 45. For science. Out of Stock. 09-24-06, 21:22 #2. I suppose it was done with one of those strain gauge thingys. Nice, thanks for the pointer. lower parts and kits; triggers; grips; stocks - pistol braces. Here's an example of some ballistics plugged into Hornadys ballistic calculator using data off of Short Barrel Shepherds blog. 3. Barrel length does affect accuracy, muzzle velocity and delivered energy when testing various classes of rimfire ammo. of muzzle energy. Archived. In every case, the nominal barrel length was three inches or shorter measured in the industry-standard fashion. Ballistics question: any chart about range AND accuracy depending on ammunition and barrel length ? 7 Responses to “9mm performance with barrel length” Marc Says: August 30th, 2006 at 12:53 am. That’s pretty neat. WOW, not only is that a mouthful, it is also very impressive! Say, standard 115gr FMJ rounds for start. 1/2 x 28 tpi; 1/2 x 36 tpi; 5/8 x 24 tpi; thread converters; ar-15 lower parts. It appears that the diminishing returns (for 9mm) start at a shorter barrel length for the heavier bullets. S&W then teamed with Winchester to produce a new cartridge, the .40 S&W. Posted by 7 years ago. Glock Gen 4 Model 19 9mm. [ARCHIVED THREAD] - 9mm ballistics out of a carbine-length barrel. They range from high-end to mid-range. 117 to be precise, and that’s just round one. 36 inch barrel: Load #1 – 1203 Load #2 – 1375 Load #3 – 1602. So that's the barrel length the cartridge was designed for. 45-Bravo. Out of stock ; 11" 9MM Straight Profile Barrel, Modern Series ... Gas System Length. 26 inch barrel: Load #1 – 1165 Load #2 – 1300 Load #3 – 1527. I know different loads could change optimal barrel length but anyone have a ballpark? Ballistic Advantage AR-15 16" 9MM Barrel 1:10 4150 - 1/2x36 This item is currently on order MSRP: $155.00 . Average velocity and standard deviation was logged for each round. The flight path of a bullet includes: travel down the barrel, path through the air, and path through a target. Thanks in advance. lb of muzzle energy which penetrates 18" in water jugs and expands to .88". After all, 9mm is a .35 caliber round (.0355 inch diameter bullet), nearly the same diameter as the .357 Magnum (0.357 inch diameter bullet). In other words, you need less sight adjustment or holdover in order to make a shot. Ballistic data was gathered using a Magnetospeed barrel mounted ballistic chronograph. 9" in ballistic gelatin. 20 inch barrel: Load #1 – 1103 fps Load #2 – 1242 Load #3 – 1465. 9mm barrels; bcg's / charging handles. 9mm continues to gain in velocity up until 16” or so. Sale Price: $147.25 . I hope you enjoy the video and thanks for watching! I was just wondering if it was in SBR range or if the 16" was getting close. Barrel length, accuracy and ballistics. Muzzle Velocity Shot 1 – 1125 fps Shot 2 – 1072 fps Shot 3 – 1090 fps Shot 4 – 1094 fps Shot 5 – 1073 fps Average – 1090 fps Muzzle Energy – 388 ft. lbs. That's about 4 3/4 inches. all handguards; accessories; drop in; 4"-5" pistol; 7" carbine; 10" specter; 11"-13" rifle; 15"+ ext rifle; gas blocks / tubes; muzzle devices. 4.5" 9MM AR 15 Barrel, Modern Series 0 Review . The original 9mm Parabellum Pistol, the P-08, had a 120mm barrel. Look to see the initial pressure rise. Ballistic Advantage AR-15 8.5" 300 BLK 1:7 Barrel Pistol-Length 4150 This item is currently on order ... JoeBob dun saved you $7.75! The 5.56x45mm NATO began life […] *Calculations are estimates using Hornady’s on-line ballistic calculator and adjusted by the company’s estimate of between 25 and 35 fps loss per inch of shortened barrel length (30 fps subtracted per inch for the purposes of this chart). bolt carrier groups; charging handles; handguards . I have to wonder how much the burn rate of the powders (not determined by those tests) affected the results. Barrel length doesn’t affect the mechanical accuracy of your rifle. 108thMP said: Hello, folks. I know different loads could change optimal barrel length but anyone have a ballpark? Intrinsic accuracy is a matter of quality (and to a lesser extent contour), not length. You will notice that in each case, the longer the barrel, the higher the velocity. I’d recommend going with 147s from a carbine. A longer barrel gives you the opportunity to benefit more from a heavier grain. Tests on barrel length/velocity are often very limited in scope and overall add up to simple guesses. The .357 fares much better out of a rifle, for a 125 grain Federal JHP round hits 2015 fps out of a 16 inch barrel. I … When fired out of a typical semi-automatic pistol barrel, .357 SIG is intended to replicate the performance of a .357 Magnum revolver of similar barrel length. Adding another 1.5" of barrel length with the longer barreled Glock allowed for higher velocity and greater expansion. Average velocity from the Blitzking averaged 2532 fps and 570ft/lbs. JoeBob dun saved you $7.75! The two test guns we used for .22 LR were a Smith & Wesson 43C snub nose revolver with a 1.9-inch barrel and a Ruger Mark IV with a 4.4-inch barrel (rounded to 2″ and 4″ respectively on the chart below). Joined Aug 2016; Posts 20; EE Offline; CT, USA. It's not hugely scientific, but this is a Reddit post, not a published paper ;) 0 Review . Blowback 6 items; Finish. I’d recommend the 11” barrel as that will be … Say, standard 115gr FMJ rounds for start. But other variables tend to play a major role as well. It is worth mentioning that a longer barrel is not inherently more accurate than a short barrel. Honestly, I was surprised with these results. Today on Kentucky Ballistics we perform a ballistic gel test with 9mm, 357 Sig, 10mm and 5.7x28mm. I was just wondering if it was in SBR … I don't have numbers comparing both 9mm and .408 Chey Tac out of the same length barrel, so I can't really do that. Results are in inches/foot-pounds of energy and based on a 100-yard zero with the scope 1.5 inches above the bore. Less case capacity under a heavier bullet? Standard Mischief Says: August 30th, 2006 at 1:34 am. It was the most diminished round tested compared to the full-length barrel. Barrel Length – 4.02 in. For science. What You Need To Know About Barrel Length And Velocity: The assumed 25 fps velocity increase per inch of barrel, in most cases, proves a wive's tale. The wounding potential of projectiles is a complex matter. 8.3" 9MM Straight Profile Barrel, Modern Series $115.00 . 9mm Luger (9x19mm) pistol cartridge bullets also have very poor ballistic coefficients. However that was over a century ago, powder, bullet weight and construction, and barrel designs have all changed since then. 5.56/.223 ballistic test carbine vs SBR I have been working on a a few projects for Barnes Precision Machine, one of which was a ballistic test for a common barrel length for SBR and compare that to the AR-15 carbine 16″ barrel. It's assumed barrel length and velocity walk hand in hand, but in reality, there are many other variables at play. The test case is a 6.75" barrel shooting barnes TAC-TX bullets (BAllistic Coefficient is .289), the average velocity was 1860, zero function issues. Penetration was reduced due to the larger frontal bullet face that was pushing through the gel. I wonder how whoever got all those data points. Test barrel length: 4 inches (100 mm) ... (11.7 g) JHP bullet to produce ballistic performance identical to the FBI's reduced-velocity 10mm cartridge. Close . It uses a small pistol primer whereas the 10mm cartridge uses a large pistol primer. Both tested rounds penetrated well beyond the 12" penetration hurdle that seems to be the expected minimum penetration depth. We suspect the inclusion of a rifle-length barrel would also have yielded some interesting results. Does anyone know what the optimal barrel length is for 9mm rounds for max velocity? For those curious, 18" in water would be approx. Some history of the 5.56 to begin with. 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