5.56 maximum effective range

Given a good quality 20 inch .223/5.56 barrel in good condition. and given no scope limitations and favorable weather conditions. also given a reasonably good shooter who practices about monthly. using 75 or 77 grain match quality ammo with a 1 in 7 or 1 in 8 twist.

A 10.5" can be just as effective as a 20" barrel and everything else in between. Shot placement is everything, it doesn't matter what caliber or barrel length. With the shorter barrel, you'll lose velocity not accuracy. Posted: 8/27/2006 7:40:57 PM EDT.The maximum effective range of 5.56 x 45mm ammunition is around 800-1,000 meters in skilled hands. Is 5.56 x 45mm ammunition suitable for long-range shooting? While it can be used for long-range shooting, 5.56 x 45mm ammunition is best suited for intermediate ranges. See 3,000+ New Gun Deals HERE.The effective range of 5.56×45 for hunting is generally around 200-300 yards, depending on the specific load and the shooter’s skill level. Is 5.56×45 suitable for hunting larger game? While some hunters have successfully taken down larger game with 5.56×45, it is generally considered best for small to medium-sized game.5.56 NATO. The .222 Remington was designed to handle game of up to 40 pounds out to 200-250 yards. The current 5.56 NATO is the M855 (US designation) for the SSS109 specification. It fired a 62-grain steel-cored bullet to pass the NATO required to penetrate helmets at long range. This from a machine gun.Realistically, the type of ammo you’re firing actually determines your 6.8 SPC rifle’s effective range for deer hunting. If it’s the Hornady 110gr GMX, it’s 140 yards; if it’s the Hornady 120gr SST, it’s 259 yards. We’ve said it before, and we’ll keep saying it until people get sick of hearing it: ammo selection matters!A-56. The machine gun can provide units with a self-defense capability against hostile low-flying, low- performance aircraft. These guns are employed in the air defense role as part of the unit ...Max Pressure (SAAMI) 45,010 psi: 55,114 psi: 7.62x39 vs 5.56: Pros + Cons ... The 7.62x39 is primarily effective at closer ranges. It has a range of 200-300 yards. Recoil. Recoil can significantly impact first-time shooters as they learn to handle firearms. The 5.56 cartridge has a lighter recoil, while the 7.62x39 has a stronger recoil.

For 223 and 5.56, 500 yards is generally considered the maximum effective range as the bullet will drop below the recommended 220 ft-lbs of kinetic energy for combat effectiveness near this point. Furthermore, the 223/5.56 will drop below subsonic speeds around 700 yards, at which point its trajectory suffers even more.Feb 12, 2008 · The 77gr. 5.56 round will still fragment at velocities less than 2100 fps. A much more realistic threshold for reliable fragmentation with the 75-77 grain OTM loads is 2,250 FPS. From your 10.5” barrel, this will give you a fragmentation range of approximately 48 yards. Compared to M855’s nominal effective range of 150 yards, that’s quite impressive. Point being, while M855 is marginally better than M193 on paper, it’s also not the best 5.56 load available. Whether you’re after maximum range or maximum effect on target, there are many better options than either of these surplus loads.Best for Larpers: Lake City 5.56mm NATO M855 Ball, 62-grain Green Tip. Best for Varmints: Freedom Munitions .223 55-grain V-Max. Best for Deer: Remington Premier .223 55-grain Accutip. Best Lead-Free Ammo: Nosler .223 55-grain Expansion Tip. Best Ball Ammo: Winchester USA Target .223 55-grain FMJ.For 223 and 5.56, 500 yards is generally considered the maximum effective range as the bullet will drop below the recommended 220 ft-lbs of kinetic energy for combat effectiveness near this point. Furthermore, the 223/5.56 will drop below subsonic speeds around 700 yards, at which point its trajectory suffers even more.The M16 was to have had the same effective range as the M14 rifle it replaced, but it was most effective at a range of 215 yards (200m) or less. The M16 used a 5.56mm (.223 cal.) cartridge in 20- or 30-round magazines. ... Maximum range :3,600 meters Maximum effective range: Area target: 2,624.8 feet (800 meters) Point target: 1,804.5 feet ...EFFECTIVE RANGE: 800m, point target; MAXIMUM RANGE: 3600m; TWIST RATE: 1:7″ TRIGGER PULL: 7.9 lb. COLOR: Matte black non-reflective finish; The Implications of the M249 Specifications Caliber. The 249 uses the standard 5.56×45mm NATO (North Atlantic Treaty Organization) round. This round is of a rimless bottlenecked intermediate cartridge ...A 9mm Caliber will have an effective range of 100 meters. A 0.50 BMG will have an effective range of a mile (1600 meters) A 0.450 Bushmaster will have an effective range of 250 meters. It is best to keep in mind that the main goal is to shoot your AR-15 with precision.

Sep 8, 2009. #4. Re: AR15 16" maximum effective range. A 16" AR can get you to 1K with a 1:8 or 1:7 twist barrel with the 75+ grain bullets (maybe 68 grain BTHP). I shoot 2- 16" AR's for competition, and they work fine to 600. One shoot we went to 800, but my slow load with a 60 grain V-max was key holing at 800.Watch this video to find out the advantages of a range hood compared to an over the range microwave for venting smoke and cooking odors from your kitchen. Expert Advice On Improvin...However, it has an effective range of about 600 yards and retains enough velocity to be used for 1,000-yard targets with a good rifle in the right hands. The standard twist rate for 5.56 NATO chambered rifles is 1:7. A barrel length of 16 inches is considered ideal for this ammo, however, a wide range of options are available out there.For optimum performance with 5.56 M193 ammo, a twist rate of 1:9 or 1:7 is recommended. 5. Does muzzle velocity affect performance? Muzzle velocity directly affects the energy and trajectory of the bullet. To achieve maximum ballistic potential, ensure that your 5.56 M193 ammo has a consistent and high muzzle velocity.The M855 round effectiveness is severely degraded beyond 150 meters when fired from the M4’s 14.5-inch barrel. Malnourished narrow torsos of the middle east …Switching to another caliber causes your AR-15 to gain that caliber’s ballistics and performance. For example, an AR-15 chambered in 6.5 Grendel will shoot .264-caliber projectiles typically ranging between 90 and 130 grains in weight, possessing an effective range of 800 to 1,000 yards, depending on barrel length and bullet weight.

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The maximum effective range of 5.56 x 45mm ammunition is around 800-1,000 meters in skilled hands. Is 5.56 x 45mm ammunition suitable for long-range shooting? While it can be used for long-range shooting, 5.56 x 45mm ammunition is best suited for intermediate ranges.300 Blackout Effective Range For 9" Barrel. From a 9-inch barrel, the 300 AAC Blackout 125 grain bullet has a maximum effective range of 440 meters. This is because the bullet drops 100 inches at 410 meters, drifts 41 inches at 470 meters, and has 291 foot-pounds of energy at 625 meters. Most 9" 300 blackout barrels can achieve this performance ...With the addition of clinometers fixed machine gun squads could set long ranges and deliver plunging fire or indirect fire at more than 2,500 m (2,730 yd). This indirect firing method exploits the maximal practical range, that is defined by the maximum range of a small-arms projectile while still maintaining the minimum kinetic energy required to put unprotected …Short barrel 11.5 and a heavy 77 bullet will probably give you around a 20 inch drop at 300 yds. If you’re fine with that then it’s ok. Heavy loaded 5.56 generally uses a slow-burning powder to get max velocity. So a short barrel isn't going to be doing you any favors. Can you make hits at 300yds, yes 100%.If you're using XM193 type ammo, then with a 16" barrel, you gain about 15 yards fragmentation range (105ish vs 90 for 14.5" barrel). If you're using M855 type ammo, you have an approx 90 yard frag range with a 16" vs 65y with am M4. This may be of some use to you. The 14.5" M4 is effective past 360 meters.MANNING & NAPIER PRO-BLEND MAXIMUM TERM SERIES CLASS R- Performance charts including intraday, historical charts and prices and keydata. Indices Commodities Currencies Stocks

According to the US Department of Defense, maximum effective range is the “the maximum distance at which a weapon may be expected to be accurate and achieve the desired effect.” To make sense of the above data, the 5.56 is practical for engaging a single target at 602 yards when fired through a 20” barrel.Guns & Ammo Rifles & Optics Editor Tom Beckstrand was on location in Idaho where he pushed the limits of the 5.56 NATO cartridge in this segment of “Long Ran...This is what we call a slow twist barrel. The heavier the bullet, the greater the number of twists that are required. In this case, military and civilian heavy bullet AR-15’s usually required a 1-7 or 1- 8. Shooting 801 yards on steel with heavier bullets (.224 Valkyrie) This is a game-changer for the AR-15.Given a good quality 20 inch .223/5.56 barrel in good condition. and given no scope limitations and favorable weather conditions. also given a reasonably good shooter who practices about monthly. using 75 or 77 grain match quality ammo with a 1 in 7 or 1 in 8 twist.What is the effective range of 5.56 caliber ammunition? The effective range of 5.56 caliber ammunition can vary depending on the specific firearm and conditions, but it is generally effective up to several hundred yards. Is 5.56 caliber ammunition good for hunting?What is the maximum effective range of the 5.56×45mm NATO caliber? The maximum effective range of the 5.56×45mm NATO caliber is generally considered to be around 600 meters for point targets and 800 meters for area targets. Can the M4 fire in full-auto mode with the 5.56×45mm NATO caliber?Max Effective Range of 300 Blackout. By comparing to 5.56 NATO again, we can find the max effective range of 300 Blackout based on ballistic data. Note this is applicable for supersonic (125-grain) loads only. The U.S Military calculates the max effective range of 5.56 NATO to be 500 meters based on a 50% hit probability, which guarantees every ...Midpoint of a salary range is calculated by different formulae based on the minimum or maximum salary and range spread, explains Fox Lawson and Associates for HRPeople. If the sala...

• Maximum effective range on a point target: This is the maximum range at which an average shooter can hit a human-sized target 50% of the time. "Point target" is basically a euphemism for hitting a human torso sized area in this context. If this range were greater than the absolute maximum, the absolute maximum would be quoted (a …

Xm193 fragments at 2500-2700 feet per second. So that is just slightly less than than it leaves the barrel in 10.3. So the fragmentation range is around 40-50 yards. After that is is poking holes and becomes more like a 22 magnum. Now 16 inches extends that to maybe 75-100 yards and a 20 inch barrel maybe 150-200 yards.Aug 6, 2023 · 7.62 vs. 5.56: Effective Range. The effective shooting range of a 7.62 round is 200 yards and up to 400 yards if fired by a skilled shooter. The effective shooting range of a 5.56 round is 500 yards. 7.62 vs. 5.56: Bullet Variety. 7.62 ammunition is compatible with 120-grain to 125-grain bullets — the most popular being 122-grain and 123 ... M16A2 Rifle. Manufacturer: Colt, FNH USA. Services: USN, USMC, US Army, USAF. Caliber: 5.56x45. Length: 39.63 inches. Weight, with 30 round magazine: 8.79 lbs. Maximum effective range: 550 meters ...I'm finishing up a build for a semi-long range setup. It's 5.56 in a 20" barrel. I'm looking for some ammo recommendations for something mainly just for target purposes from 100 yards +. ... terminally effective 5.56 loads at any range. It’s an amazing load in the sense that you can ring steel with it out past 1000 yards, ethically hunt small ...Jul 10, 2023 · I’ve always stated my home-defense gun is a Mossberg 12 gauge loaded with 00 Buckshot, but the PDX offers more maneuverability than my Mossberg 500 and the power of 5.56mm, 7.62mm x 39mm, or a .300 BLK bullet. A gun like the Maxim Defense PDX is only 18.75" and can be chambered in the same caliber as any other AR at twice the PDX’s overall ... That all has an impact on effective range. First, a 55 gr M193 style round fired from an 18” Mini 14 has a velocity right around 3000 fps. When zeroed at 275 yards, it will have a max mid range trajectory of 5” high at 155 yards and will be 5” low at 325 yards.Range anxiety is fading into the rear-view mirror for electric-car buyers. The concerns of the average electric-car buyer are starting to look more like those of any other car buye...

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300 Blackout Effective Range For 9" Barrel. From a 9-inch barrel, the 300 AAC Blackout 125 grain bullet has a maximum effective range of 440 meters. This is because the bullet drops 100 inches at 410 meters, drifts 41 inches at 470 meters, and has 291 foot-pounds of energy at 625 meters. Most 9" 300 blackout barrels can achieve this performance ...The AR-15 is an accurate, easy to shoot rifle that can serve a variety of purposes. One of the reasons for this popularity is because the typical AR-15 uses either .223 or 5.56 NATO ammunition ...Our first choice for 5.56 ammo is PMC’s X-TAC XM193 55gr because it’s likely in stock, usually the more affordable option, and has always gone bang for us. PMC X-TAC 5.56. Its internal designation is 5.56X and it closely mimics the US military’s M193 ammo specs without the price hike.Sep 2, 2022 · According to the US Army Technical Manual, the 556 cartridge has a 547-yard range for individual or point targets with a carbine ( area target range is up to 650 yards). When used in a rifle, the individual or point targets range is up to 602 yards, and the area target is up to 875 yards. Sep 2, 2022 · According to the US Army Technical Manual, the 556 cartridge has a 547-yard range for individual or point targets with a carbine ( area target range is up to 650 yards). When used in a rifle, the individual or point targets range is up to 602 yards, and the area target is up to 875 yards. Nov 10, 2019 · With that level of accuracy available, shooting at long range becomes practical because the adjustments made with the optic should track very closely to the ballistics charts or program being used. Rifle Specs: Barrel: 16” chrome-moly, R4 profile, 1:9 twist. Lower: Forged Rock River LAR-15. Upper: Forged Rock River A4. M16 internal piston action system. The M16 is a lightweight, 5.56 mm, air-cooled, gas-operated, magazine -fed assault rifle, with a rotating bolt. The M16's receivers are made of 7075 aluminum alloy, its barrel, bolt, and bolt carrier of steel, and its handguards, pistol grip, and buttstock of plastics.The 77gr. 5.56 round will still fragment at velocities less than 2100 fps. A much more realistic threshold for reliable fragmentation with the 75-77 grain OTM loads is 2,250 FPS. From your 10.5” barrel, this will give you …That all has an impact on effective range. First, a 55 gr M193 style round fired from an 18” Mini 14 has a velocity right around 3000 fps. When zeroed at 275 yards, it will have a max mid range trajectory of 5” high at 155 yards and will be 5” low at 325 yards. ….

For maximum velocity with 5.56x45mm NATO, a 20-inch barrel will give the most velocity possible out of a common barrel length rifle. For best accuracy, a heavy / bull barrel is preferred. Theoretically, a 22-inch barrel would be the best combination between somewhat manageable maneuverability and maximum velocity, but it's a non-standard length ...For 223 and 5.56, 500 yards is generally considered the maximum effective range as the bullet will drop below the recommended 220 ft-lbs of kinetic energy for combat effectiveness near this point. Furthermore, the 223/5.56 will drop below subsonic speeds around 700 yards, at which point its trajectory suffers even more.BARREL LENGTH 11.5 in (29.0 cm) BORE CHARACTERISTICS Hard Chrome Lined, 6 Lands & Groves, 1 Twist in 7 in. (178 mm), Right Hand. METHOD OF OPERATION Gas; Direct system; Locking bolt. MUZZLE VELOCITY 2611 ft/sec (796 m/sec) MUZZLE ENERGY 1270 Joule. EFFECTIVE RANGE 600 m. FRONT SIGHT Adjustable front.Given a good quality 20 inch .223/5.56 barrel in good condition. and given no scope limitations and favorable weather conditions. also given a reasonably good shooter who practices about monthly. using 75 or 77 grain match quality ammo with a 1 in 7 or 1 in 8 twist.AKs have a maximum effective range of about 300 yards. ARs have a maximum effective range of about 800 yards and beyond. ... one that fires 7.62×39 ammo or an AK that shoots .223/5.56 ammo. Regardless of which direction you go, remember that it’s up to you to learn how to use it safely and efficiently, and to have the knowledge and …For 5.56 NATO, I think the military service departments state the maximum effective range at 600m, all projectiles. My conclusion is this: Unless using a 1:12 or 1:14 ...M16A2 Rifle. Manufacturer: Colt, FNH USA. Services: USN, USMC, US Army, USAF. Caliber: 5.56x45. Length: 39.63 inches. Weight, with 30 round magazine: 8.79 lbs. Maximum effective range: 550 meters ...The flight range of a Cessna 172 aircraft is between 575 and 815 nautical miles, depending on the specific model and whether or not optional fuel is included in the journey. The ma...There has been a cultural shift from the 20-inch barrel length in the AR-15/M16 weapon systems chambered for the 5.56×45 NATO cartridge to progressively shorter barrels for the purpose of producing an increasingly more compact assault/entry weapon without resorting to a bull-pup design. Simple usage of these short-barreled weapons has shown ... 5.56 maximum effective range, maximum effective range The US Military rates the Max Effective Range of the M4 as 500 meters for a point target. Using 500 meters as a benchmark, a NATO standard 5.56x45mm M855 projectile fired at 2,900 FPS will have 100 inches of drop, 41 inches of drift, and 291 ft.-lbs. of energy at that distance., With that level of accuracy available, shooting at long range becomes practical because the adjustments made with the optic should track very closely to the ballistics charts or program being used. Rifle Specs: Barrel: 16” chrome-moly, R4 profile, 1:9 twist. Lower: Forged Rock River LAR-15. Upper: Forged Rock River A4., I've got Strelok and know my holds, it's just that I don't know what the range is for pinging steel versus what the actual effective range is for fragmentation, yaw, etc. Most people say ~2500 FPS is minimum frag for M193 and ~2200 FPS for 77gr OTMs. In that case, 250y seems to be the maximum effective range for my 16" rifle to reliably ... , Sep 2, 2022 · According to the US Army Technical Manual, the 556 cartridge has a 547-yard range for individual or point targets with a carbine ( area target range is up to 650 yards). When used in a rifle, the individual or point targets range is up to 602 yards, and the area target is up to 875 yards. , A 1-inch PVC pipe handles 58 gallons of water a minute at a peak velocity flow of about 18 feet per second. This is equivalent to 3,510 gallons per hour. A 1-inch PVC pipe allows f..., Effective firing range: 300 to 500 m (330 to 550 yd) Feed system: Detachable box magazines. ... Range Cyclic rate of fire ACE 21 5.56×45mm NATO: 216 mm (8.5 in) , Sep 1, 2019 · So, the easy and safe metric for 'maximum effective range' is to just use the supersonic range of the projectile. --> 14.5" Fusion = 1125fps @ 725yd This is a fairly accurate 'maximum' range; very few shooters will be making hits with a 14.5" 62gr Fusion beyond 725yds, yet it is still within the realm of a skilled shooter. , The maximum effective point target range of an M4 carbine with M855 rounds is 500 m (547 yd), with a maximum effective area target range of 600 m (656 yd). These mark the greatest distances the rounds can be expected to accurately hit the target, not the ranges that they have terminal effectiveness against them., And he has a fix. Elon Musk suggested today that “range anxiety”—the malady that afflicts electric car drivers fearing that they will run out of charge in a bad neighborhood, at ni..., A fast, 40 grain .22lr has 183 ft. lbs. of energy at the muzzle. That energy equates to about about 1,250 fps for a 55 grain .223. A 10.5" barrel shooting XM193 might develop 2,700 fps at the muzzle. By 350 yards, XM193 from that barrel will be roughly equivalent to point blank .22lr, and that's being generous with the numbers., Jan 8, 2020. #1. Have heard a fellow shooter say he was considering using his AR-15 in 5.56, in a prs type match. My Strelok app shows mine going transonic at around 630 yards. Aside from windage issues, what is a realistic maximum range for the caliber? (69gr Nosler bullet, 23gr AR Comp powder, 1:8 20 inch barrel)., Short barrel 11.5 and a heavy 77 bullet will probably give you around a 20 inch drop at 300 yds. If you’re fine with that then it’s ok. Heavy loaded 5.56 generally uses a slow-burning powder to get max velocity. So a short barrel isn't going to be doing you any favors. Can you make hits at 300yds, yes 100%., Most people would agree that the 6.5 Grendel's maximum effective range is about 800 - 900 yards, making it a good choice for medium-size game hunting at ranges between 400 and 500 yards. The 5.56 NATO, on the other hand, has a maximum effective range of 450 meters according to the U.S. Army. It remains lethal within a range of 275 to 300 yards., madmin. -. April 5, 2021. 1030. 11. How far can you shoot an AR15 pistol AR-15 556 223 5.56 pistol ATI Omni Hybrid Maxx 10.5″ – Review video: Note to readers: Please click the share buttons above or below. Forward this article to your email lists. Crosspost on your blog site, social media, internet forums. etc., That extends the maximum effective range all the way to 350 yards, depending on your velocity at the muzzle. The .243 Win. can reach out even further. Federal’s 85-grain Trophy Copper also has a minimum velocity of 1,800 fps, and it’s still cooking along at that speed well past 500 yards., Feb 12, 2008 · The 77gr. 5.56 round will still fragment at velocities less than 2100 fps. A much more realistic threshold for reliable fragmentation with the 75-77 grain OTM loads is 2,250 FPS. From your 10.5” barrel, this will give you a fragmentation range of approximately 48 yards. , Max Effective Range of 300 Blackout. By comparing to 5.56 NATO again, we can find the max effective range of 300 Blackout based on ballistic data. Note this is applicable for supersonic (125-grain) loads only. The U.S Military calculates the max effective range of 5.56 NATO to be 500 meters based on a 50% hit probability, which guarantees every ..., The velocity range to look for in 5.56 ammo is generally between 3,000 to 3,300 feet per second for optimal performance. See 3,000+ New Gun Deals HERE What are some popular uses for 5.56 ammo?, Jul 20, 2021 ... ... 5.56 Cartridge Design 3:44 Dwell Time & IWI Zion Z-15 12.5" AR-15 Pistol 6:33 Barrel ... What Is The Effective Range Of 5.56? ClassicFirearms•301K&nbs..., Maximum Effective Range (Point Target) 500 meters: Maximum Effective Range (Area Targets) 800 meters: Maximum Range: 3600 meters: M4A1 Carbine; Weight (Without Magazine) 6.36 pounds: Length ..., What grain is most effective for the 5.56 ammo? The most common and effective grain for 5.56 ammo is 55 grain. This is the standard weight for the majority of 5.56 ammunition on the market. What is the 5.56 ammo used for? The 5.56 ammo is commonly used in military and law enforcement rifles, as well as by civilians for sporting …, Sep 24, 2011 · That all has an impact on effective range. First, a 55 gr M193 style round fired from an 18” Mini 14 has a velocity right around 3000 fps. When zeroed at 275 yards, it will have a max mid range trajectory of 5” high at 155 yards and will be 5” low at 325 yards. , Given a good quality 20 inch .223/5.56 barrel in good condition. and given no scope limitations and favorable weather conditions. also given a reasonably good shooter who practices about monthly. using 75 or 77 grain match quality ammo with a 1 in 7 or 1 in 8 twist., In today’s fast-paced world, staying connected is more important than ever. And when it comes to prepaid mobile plans, BSNL (Bharat Sanchar Nigam Limited) is a trusted name that of..., For maximum velocity with 5.56x45mm NATO, a 20-inch barrel will give the most velocity possible out of a common barrel length rifle. For best accuracy, a heavy / bull barrel is preferred. Theoretically, a 22-inch barrel would be the best combination between somewhat manageable maneuverability and maximum velocity, but it's a non-standard length ..., At last count Black Hills cataloged 15 different new-manufacture .223 loads, three new-manufacture 5.56mm loads, 12 remanufactured loads, and several military-only 5.56 loads. The round count is in the tens of millions annually and includes everything from very frangible varmint ammo to heavy-for-caliber, long-range ammo., Sep 8, 2009 · Sep 8, 2009. #4. Re: AR15 16" maximum effective range. A 16" AR can get you to 1K with a 1:8 or 1:7 twist barrel with the 75+ grain bullets (maybe 68 grain BTHP). I shoot 2- 16" AR's for competition, and they work fine to 600. One shoot we went to 800, but my slow load with a 60 grain V-max was key holing at 800. , Realistically, the type of ammo you’re firing actually determines your 6.8 SPC rifle’s effective range for deer hunting. If it’s the Hornady 110gr GMX, it’s 140 yards; if it’s the Hornady 120gr SST, it’s 259 yards. We’ve said it before, and we’ll keep saying it until people get sick of hearing it: ammo selection matters!, In today’s fast-paced world, staying connected is more important than ever. And when it comes to prepaid mobile plans, BSNL (Bharat Sanchar Nigam Limited) is a trusted name that of..., Jan 8, 2020. #1. Have heard a fellow shooter say he was considering using his AR-15 in 5.56, in a prs type match. My Strelok app shows mine going transonic at around 630 yards. Aside from windage issues, what is a realistic maximum range for the caliber? (69gr Nosler bullet, 23gr AR Comp powder, 1:8 20 inch barrel)., Jan 8, 2020. #1. Have heard a fellow shooter say he was considering using his AR-15 in 5.56, in a prs type match. My Strelok app shows mine going transonic at around 630 yards. Aside from windage issues, what is a realistic maximum range for the caliber? (69gr Nosler bullet, 23gr AR Comp powder, 1:8 20 inch barrel)., The max effective range for a 5.56 in Vietnam when establishing a defensive position was 300 yds for a good reason. Another words when the bad guys are 300 yds out that is when the 5.56 rifleman engaged them. Current issue ammo has greater reach, true, but not much. Before I retired the need for an effective round for ranges greater than that ..., M16A2 Rifle. Manufacturer: Colt, FNH USA. Services: USN, USMC, US Army, USAF. Caliber: 5.56x45. Length: 39.63 inches. Weight, with 30 round magazine: 8.79 lbs. Maximum effective range: 550 meters ...