5.56 Velocity by Barrel Length - Revision history

Admin at 11:12, 24 May 2023

2023-05-24T11:12:06Z

Admin: /* Shop 5.56 Firearms */

2023-01-19T09:56:41Z

Shop 5.56 Firearms

Admin: /* Shop 5.56 Ammo */

2023-01-19T09:44:10Z

Shop 5.56 Ammo

Admin at 05:42, 19 January 2023

2023-01-19T05:42:03Z

Admin at 05:37, 19 January 2023

2023-01-19T05:37:25Z

Admin: /* Other Information */

2023-01-19T04:04:32Z

Other Information

Admin: /* For Subsonic Loads */

2023-01-19T03:58:53Z

For Subsonic Loads

Admin: /* For Subsonic Loads */

2023-01-19T03:51:46Z

For Subsonic Loads

Admin: /* Best Overall Barrel Length for 5.56 NATO */

2023-01-19T03:46:20Z

Best Overall Barrel Length for 5.56 NATO

Admin at 03:10, 19 January 2023

2023-01-19T03:10:12Z

← Older revision		Revision as of 11:12, 24 May 2023
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@@ Line 138: / Line 138: @@
 == Shop 5.56 Firearms ==
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@@ Line 132: / Line 132: @@
 == Shop 5.56 Ammo ==
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 == Shop 5.56 Firearms ==

@@ Line 1: / Line 1: @@
 Velocity by barrel length for '''5.56x45mm NATO''' cartridge. Information is from multiple sources including RifleShooter.com and Sonoran Desert Institute. We'll also discuss best barrel length for something like an AR-15 pistol as well as "SPR" / DMR-type setup below, to help you to better navigate various typical barrel length offerings.
-We'll also include velocity data for [[.223 Remington]] below, for easier access without needing to leave the page. For the dedicated page, see - '''[[.223 Remington Velocity by Barrel Length]]'''
+We'll also include velocity data for [[.223 Remington]] further down, for easier access without needing to leave the page. For the dedicated page, see - '''[[.223 Remington Velocity by Barrel Length]]'''
 {| class="wikitable"

@@ Line 1: / Line 1: @@
 Velocity by barrel length for '''5.56x45mm NATO''' cartridge. Information is from multiple sources including RifleShooter.com and Sonoran Desert Institute. We'll also discuss best barrel length for something like an AR-15 pistol as well as "SPR" / DMR-type setup below, to help you to better navigate various typical barrel length offerings.
-We'll also include velocity data for [[.223 Remington]] below, for easier access without needing to leave the page.
+We'll also include velocity data for [[.223 Remington]] below, for easier access without needing to leave the page. For the dedicated page, see - '''[[.223 Remington Velocity by Barrel Length]]'''
 {| class="wikitable"
@@ Line 48: / Line 48: @@
 |}
-== .223 Remington Velocity by Barrel Length ==
+== [[.223 Remington Velocity by Barrel Length]] ==
-For easy access for those looking, we've included velocity data for .223 Remington on this page as well. Data for Black Hills 68 gr. and Remington UMC 55 gr. FMJ are from [https://rifleshooter.com/2015/12/223-remington-5-56mm-nato-barrel-length-and-velocity-26-inches-to-6-inches/ RifleShooter.com]. The velocity data for Remington UMC 45 gr. and 50 gr. JHP's are sourced from [http://www.ballisticsbytheinch.com/223rifle.html Ballistics By The Inch].
+For easy access for those looking, we've included velocity data for .223 Remington on this page as well. Data for Black Hills 68 gr. and Remington UMC 55 gr. FMJ are from [https://rifleshooter.com/2015/12/223-remington-5-56mm-nato-barrel-length-and-velocity-26-inches-to-6-inches/ RifleShooter.com]. The velocity data for Remington UMC 45 gr. and 50 gr. JHP's are sourced from [http://www.ballisticsbytheinch.com/223rifle.html Ballistics By The Inch]. For the dedicated page, see - '''[[.223 Remington Velocity by Barrel Length]]'''
 {| class="wikitable"

@@ Line 128: / Line 128: @@
 * [[.300 Blackout]]
 * [[.300 HAM'R]]
 == Shop 5.56 Ammo ==

@@ Line 109: / Line 109: @@
 === For Subsonic Loads ===
-Many will advise against bothering with subsonic loads using heavier bullets in a 5.56 firearm and instead opt for an AR-15 chambered in .300 Blackout, since it will have better energy retention due to much heavier bullets at the same velocities. Still, a typical 16" barrel with 1-in-7 twist rate (for heavier bullets) and a suppressor of your choosing should work fairly well overall and still retain a lot more energy than a .22 LR. Likewise, a handier barrel in the 10-inch range and a typical 6-7" suppressor should also be a good setup for a pistol or SBR build. As if often the case, it depends what the user is looking for.
+Many will advise against bothering with subsonic loads using heavier bullets in a 5.56 firearm and instead opt for an AR-15 chambered in .300 Blackout, since it will have better muzzle energy due to much heavier bullets at the same velocities. Still, a typical 16" barrel with 1-in-7 twist rate (for heavier bullets) and a suppressor of your choosing should work acceptably well overall and still retain a lot more energy than a .22 LR. Likewise, a handier barrel in the 10-inch range and a typical 6-7" suppressor should also be a good setup for a pistol or SBR build. As if often the case, it depends what the user is looking for. But overall, for an optimal AR-15 type rifle with suppressor, 5.56 should ''not'' be your first option unless you want it for fun or will also be shooting standard velocity ammo and so on.
 === For Maximum Velocity ===

@@ Line 119: / Line 119: @@
 === Best Overall Barrel Length for 5.56 NATO ===
-Best barrel length for 5.56mm (and .223 Remington) depends on your use case. For an overall great rifle, there's nothing wrong with the most popular barrel length of 16 inches.
+Best barrel length for 5.56mm (and .223 Remington) depends on your use case. For an overall great rifle, there's nothing wrong with the most popular barrel length of 16 inches. It doesn't have any major disadvantages in velocity and is still overall quite maneuverable. For a pistol or SBR setup, if trying to maintain decent velocity and meneurverability, anything less than a barrel in the 10-inch range seems like a hard sell because velocity begins to drop heavily. When using a silencer / suppressor, also be sure to keep in mind that many manufacturers have a minimum barrel length for requirement for their warranties, which is often (but not always) about 10 inches or above in the case of common 5.56mm suppressors. Also consider that longer barrels will work better with a suppressor. As a result, most who want a suppressor may want to opt for a barrel in the 10 inch range, which works out if you want a pistol-type setup for use with ''and'' without a suppressor. Since many silencers are in the 6" to 7" range, this gives a similar length to a typical 16" barrel AR-15, and also give some velocity advantage over an unsuppressed 10 inch barrel.
 == Other Information ==