Ballistics on 308

Through all this shooting, I was able to see what shot well, what didn’t, and hopefully help you pick the best .308 hunting ammo for deer or whatever your game is this year. Best Overall: Remington 150-grain Core-Lokt Tipped. Best .308 Ammo for Deer: Federal Non-Typical Whitetail 150-grain Soft Point.

An in-depth look at 308 ballistics, including velocity, energy and bullet drop values for some of the most popular loads sold to American shooters. In spite of its inferior ballistics to most modern hunting cartridges, the 308 Win’s massive popularity — and still perfectly serviceable accuracy and terminal performance — mean it’s not ...The 308 is the standard hunting cartridge today. While it’s got about the same ballistics as the previously most popular 30-06, it does it in a short action and with less recoil. Distance is decent and ammunition is inexpensive. The 308 is also used by many militaries as a sniping round as the (metric) 7.62×51.The ballistic coefficient (BC) of a body is a measure of its ability to overcome air resistance in flight. ... Example: the .308 Win has a twist rate of 12 inches. All bullets up to around 12 g are suitable. Heavier projectiles may result in an oval bullet path and reduce accuracy. Lighter projectiles receive more spin than they actually need ...With a barrel reduction from 28″ to 16.5″, the average speed loss of the four types of .308 ammo was 261 fps total. That works out to an average loss of 22.7 fps per inch. This chart shows velocity changes for all four ammo varieties: The average velocity loss per inch, for all four ammo types combined, was 22.7 FPS.308 Win 150 gr SST® Superformance®. Increase your rifle's performance up to 200 fps without extra chamber pressure, recoil, muzzle blast, temperature sensitivity, fouling, or loss of accuracy. Superformance ® uses progressive propellants that take your favorite V-MAX, ® NTX, ® SST, ® CX,™ and InterLock, ® bullets to levels of ...It runs 2,700+ fps from that length. Terminal performance and barrier blind capability are good, but penetration depths exceed 18" in gel (it was intentionally designed to do that). Barnes also makes a 110 gr 308 bullet just for SBR's that can be pushed to near 5.56 velocities from a short gun.

When it comes to long-range shooting or hunting, accuracy and precision are of utmost importance. A slight miscalculation in the trajectory of a bullet can mean the difference betw...Learn how a 150gr FMJ Boat-Tail bullet travels from 100 to 1000 yards in a 308 Winchester with a ballistic coefficient of .409 and a standard scope height. See the drop, time, energy, velocity, range and wind drift of the bullet in 50 yard steps and create your own custom ballistic report.A-MAX and Sierra’s 180-gr. Pro-Hunter. The .308 Winchester provides middle-of-the-road ballistic performance, yet produces first-rate utility. The cartridge’s enormous popularity (second only ...The .308 Win. also has a flatter trajectory. Zeroed at 100 yards, the Federal 300-grain .45-70 Gov’t bullet drops 13.4 inches at 200 yards and more than four feet at 300. The company’s 180-grain .308 Win. load, with the same zero drops 3.4 inches at 200 yards and 15.4 inches at 300. The difference is huge and widens with distance.Complete 50 Beowulf ammunition ballistics chart. Compare all 50 Beowulf ammunition manufacturers on one easy to read chart. All the ballistics from all manufacturers, finally... in one place. ... 308 Winchester 5.45x39 50 Beowulf 50BMG 7mm Remington Magnum 7mm-08 Remington 7.62x39 7.62x54R. Product Reviews Donate. Ammunition Recalls …Ballistic charts for hunting rifles detail the velocity, trajectory, bullet weight and other specifications for the caliber and model of each hunting rifle. Use a ballistic charts ...IMPORTANT: Filter results on shipping cost: learn how. Beebe Family Arms. $25 off Glock Handguns with Code: GLOCK25. Search Showing. Now Seeking. .308/7.62x51mm Ammo. Cost Range. $0.66 - $18.75. Saved Searches.223 is generally faster and maintains a flatter trajectory than .308 but doesn’t deliver as much energy downrange. You can read more about how the calibers compare here. 223 vs. 22-250 Ballistics. 22-250 is faster, delivers more energy and generally shoots flatter than 223. We go into more detail in our 223 vs 22-250 comparison.

A typical .308 bullet is bigger than a 6.5 Creedmoor round. As a .308 is literally .308″ in diameter and a 6.5 (mm) Creedmoor is .264″ in diameter, the .308 is technically “bigger”. But bullet diameter is only part of the size difference between 6.5 Creedmoor and .308 Winchester cartridges. The other important size differences that ... Feb 19, 2012 · Totally different cartridge and ballistics. 308 is very efficient in shorter barrels compared to a caliber like the 6.5/284. Which is optimized in a 26in tube. 6.5 bullets also have better BCs. But depending on what he plans on doing with the rifle it maybe exactly what he needs. I bought a 308 with a 16.5 barrel. The .308 Winchester (pronounced: "three-oh-eight" or "three-aught-eight") is a rimless, bottlenecked, rifle cartridge and is the commercial cartridge from which the 7.62×51mm NATO round was derived. The .308 Winchester was introduced in 1952, two years prior to the NATO adoption of the 7.62×51mm NATO T65. Grid List. Show. 1 - 24 of 28. Page ...A-MAX and Sierra’s 180-gr. Pro-Hunter. The .308 Winchester provides middle-of-the-road ballistic performance, yet produces first-rate utility. The cartridge’s enormous popularity (second only ...

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The .308 Winchester / 7.62x51mm NATO was created in 1952 and is based on the .300 savage round a round created in 1920. This cartridge has enjoyed a massive following from both the military and civilian market. The .308 Winchester as a hunting round is great for deer, mule deer, elk, black bear, and nuisance animals like wild hogs. Trajectory. 300 Win Mag (180 gr): Known for its flatter trajectory, the 300 Win Mag maintains a more consistent path over longer distances. 308 Winchester (180 gr): Exhibits a more pronounced bullet drop, especially evident at ranges beyond 300 yards.This necessitates greater compensation for bullet drop when engaging distant targets, which … 308/7.62x51mm - Sterling Turac Ammo FREE SHIPPING On Orders Over $199 FMJ Sterling (Turac) - 308 Win - 147 Grain - Full Metal Jacket - Ammunition (20 Rounds) Free Shipping.. 147gr n/a 7mm-08 vs 308: Ballistic Coefficient. Ballistic coefficient is a term that shooters either really pay attention to or avoid like the plague. To put it simply, ballistic coefficient (BC) is a mathematical representation of how aerodynamic a bullet is and how much it resists wind drift. Typically, heavier bullets will have a higher BC. Aug 18, 2021 · Plus, a .270 (particularly at the lower grain end) has less recoil. As I said, both the .270 and .308 remain supersonic at 500 yards. However, the .308 has a higher average bullet drop than the .270 even at short ranges (-14.5 inches vs -11.91 inches at 300 yards – see our data below).

Actually, any experienced handloader can guess rather closely the ballistic coefficient of any rifle bullet. For example, no roundnose bullet that I know of, from 6mm to .458, has a BC of more than .300. Between .300 and .400 we find the lighter-weight (lower SD) game bullets of spitzer or hollowpoint configuration.Quick 243 Winchester Facts. Based on a necked down 308 Win case, the 243 Win offers lighter bullets, higher muzzle velocities, and less muzzle energy than its predecessor. Not generally used for self-defense. No national military has ever designated the 243 Win for service, although the LAPD’s SWAT unit did implement it during their infancy.Ballistics refer to studying a projectile’s motion, be it a bullet, missile, or shell, through the air. It involves the study of the bullet’s trajectory, velocity, and energy concerning various factors like gravity, wind resistance, and air density. Features Of 350 Legend And 308 Winchester BallisticsIn a sudden change, unvaccinated Americans arriving in Germany will be required to quarantine. New vaccination requirements have been implemented in Germany to require proof of vac...7.62x51 NATO vs 308 Ammunition. While 7.62x51 NATO and 308 Win ammo look identical, there are subtle differences between the two, boiling down to three key factors: Pressure Capacity, Case Sizing, and Chamber Dimensions. Pressure Capacity: 308 Win ammo is loaded to a higher pressure than the 7.62x51 NATO cartridge.The 165 grain Speer BTSP is very soft and at .308 velocities, produces fast kills and wide exit wounding on light bodied game down to 1800fps is as typical of this design. The 165 grain BTSP is a very good performer on game weighing up to and around 150kg (330lb) and can be used on heavier bodied deer with care.The .308 and 5.56mm cartridges are both capable of great accuracy. The M118 and MK 262 are long range service loads for each cartridge respectively. Tyler Freel. 5.56 NATO. The story of the 5.56 NATO cartridge is similar in nature to the 7.62×51 NATO and was derived from the development of the .223 Remington.Nov 30, 2012. #2. I have been looking at the 308 Norma mag ever since a guy at the range had one and was shooting the lights out at 500 yards in a gusty 5 mph cross wind. I think he was shooting 208 A Max. My 7 saum was getting blown around pretty bad at 500. It seems that Hornaday reload manual is pretty impressed with this old …

The Sierra 150 grain boat tail spitzer has a ballistic coefficient (BC) of .416 and a sectional density (SD) of .226. This is the bullet I use most in my .308. According to the fifth edition of the Sierra Bullets Reloading Manual , 42.8 grains of W748 powder gives this bullet a MV of 2600 fps, and a maximum load of 47.9 grains gives a MV of ...

The .308 Norma is a powerful cartridge of sound design, ideal for medium game hunting and long range shooting. Like all of its .30 caliber magnum brethren, the .308 Norma displays great flexibility on widely varying body weights, producing fast kills on light game when appropriate bullets are chosen and clean killing of heavy bodied game with ... 7mm-08 vs 308: Ballistic Coefficient. Ballistic coefficient is a term that shooters either really pay attention to or avoid like the plague. To put it simply, ballistic coefficient (BC) is a mathematical representation of how aerodynamic a bullet is and how much it resists wind drift. Typically, heavier bullets will have a higher BC.The answer to the second question is, unquestionably, “YES!”. In essence, 8.6 Blackout is designed to shoot heavy .338 caliber bullets at modest supersonic or quiet subsonic speeds for hunting or self defense. The cartridge is unique for its radical 1:3 twist rate which produces extreme rotational energy to aid its terminal performance and ... 308 Winchester Ammo. 308 Winchester Ammunition is a simply called “308 ammo” by most rifle shooters today and is among the most popular rounds used by American hunters. An American-designed rifle cartridge without a rim, .308 ammunition is the commercial or civilian version of the NATO 7.62x51 round. CENTERFIRERIFLEBALLISTICS. CARTRIDGE LINE RAMAC BULLET STYLE SIGHT HEIGHT ZERO Range VELOCITY (FPS) ENERGY (FT-LB) TRAJECTORY (Inches) 500 Nitro Express 450 Bushmaster 270 WSM 280 Remington 300 AAC Blackout 375 Remington Ultra Mag 338 Lapua Mag 7mm Remington Ultra Mag 338 Remington Ultra Mag 300 …However, the amount of recoil felt affects second shot accuracy and the overall shootability of the firearm. Most shooters agree the .30-06 generates more recoil than the .270. Generally speaking, the .30-06 cartridge is loaded with more propellant and is shooting a heavier projectile, so this seems to make sense.July 6, 2021 By Joshua Gillem. 308 Winchester. A complete history with facts, uses, pros, cons, and ballistic information. 308 Winchester, What’s in a name? The 308 Winchester …A 7-pound 6.5 Creedmoor firing a 140-grain bullet at 2,700 fps imparts just under 15 ft. lbs. of kick. The same weight .308 rifle shooting 165 grains at 2,650 fps turns up 19 ft. lbs. You can go ...308 Win 165 gr SST® Superformance®. Item #80983 | 20/Box. US Patent: 8,161,885 | 8,413,587. Increase your rifle's performance up to 200 fps without extra chamber …

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That’s a 178 grain .308 Winchester and a 143 grain 6.5 Creedmoor. • At 1,000 yards, the .308 drops 372.1 inches. The 6.5 drops 319.8 inches. That’s over 16% more drop with the .308. • At 1,000 yards with a 10 mph, full-value (perpendicular to bullet travel) crosswind, the .308 drifts 77.6 inches off course.Indices Commodities Currencies StocksJuly 6, 2021 By Joshua Gillem. 308 Winchester. A complete history with facts, uses, pros, cons, and ballistic information. 308 Winchester, What’s in a name? The 308 Winchester …30-06 vs 308 Ballistics Chart. Check out our 308 Winchester vs. 30-06 Springfield article for a thorough comparison of these cartridges. 30-06 vs 300 Win Mag Ballistics Chart. Check out our 30-06 Springfield vs. 300 Winchester Magnum article for a thorough comparison of these rounds. Frequently Asked QuestionsThe .308 Win. also has a flatter trajectory. Zeroed at 100 yards, the Federal 300-grain .45-70 Gov’t bullet drops 13.4 inches at 200 yards and more than four feet at 300. The company’s 180-grain .308 Win. load, with the same zero drops 3.4 inches at 200 yards and 15.4 inches at 300. The difference is huge and widens with distance.270 Win factory loads. There are several .308 Win rounds that break the 1000 yard mark, but much less often when compared to the .270 Win. Ballistic Coefficient ...308 Win 165 gr SST® Superformance®. Increase your rifle's performance up to 200 fps without extra chamber pressure, recoil, muzzle blast, temperature sensitivity, fouling, or loss of accuracy. Superformance ® uses progressive propellants that take your favorite V-MAX, ® NTX, ® SST, ® CX,™ and InterLock, ® bullets to levels of ...A 7-pound 6.5 Creedmoor firing a 140-grain bullet at 2,700 fps imparts just under 15 ft. lbs. of kick. The same weight .308 rifle shooting 165 grains at 2,650 fps turns up 19 ft. lbs. You can go ...308 Win. This is the sporting version of 7,62x51mm NATO. It was introduced by Winchester in 1952 - only a year after the new NATO cartridge. As most other military cartridges it was expected to become popular for hunting quickly and Winchester wisely decided to make a civilian version with their name. The purpose of the new military design was ... The 165 grain Speer BTSP is very soft and at .308 velocities, produces fast kills and wide exit wounding on light bodied game down to 1800fps is as typical of this design. The 165 grain BTSP is a very good performer on game weighing up to and around 150kg (330lb) and can be used on heavier bodied deer with care. ….

7mm-08 Velocity (fps) Muzzle velocity is the speed at which the bullet travels as it exits the rifle barrel. Muzzle velocity is measured in feet per second (fps). Generally, a longer barrel produces a higher muzzle velocity, as it gives propellant gas more time to exert its energy against the bullet.Jun 27, 2010 · Nov 30, 2012. #2. I have been looking at the 308 Norma mag ever since a guy at the range had one and was shooting the lights out at 500 yards in a gusty 5 mph cross wind. I think he was shooting 208 A Max. My 7 saum was getting blown around pretty bad at 500. It seems that Hornaday reload manual is pretty impressed with this old round, giving ... The answer to the second question is, unquestionably, “YES!”. In essence, 8.6 Blackout is designed to shoot heavy .338 caliber bullets at modest supersonic or quiet subsonic speeds for hunting or self defense. The cartridge is unique for its radical 1:3 twist rate which produces extreme rotational energy to aid its terminal performance and ...I just ran the ballistics for .308 on the Hornady ballistics calculator. .308 150 gr hornady SST bullet. You can get 3000 fps out of a .308 with that weight projectile with certain modern propellants. The 308 out performs the sig furry. 300 yard zero: 500 yard ft lbs 22.9 inch drop 2,008 ft lbs velocity 2,456 fps, 1000 yards 1,291 ft lbs 1,969 ...The small sample size is always an issue. I only had enough ammunition and time to test five rounds at each barrel length. Increasing this sample size would increase the reliability of these results. For more on sample size, see the discussion here. Did it really hurt to shoot a short 308 pistol? Yes, it did. 7.62x51 NATO vs 308 Ammunition. While 7.62x51 NATO and 308 Win ammo look identical, there are subtle differences between the two, boiling down to three key factors: Pressure Capacity, Case Sizing, and Chamber Dimensions. Pressure Capacity: 308 Win ammo is loaded to a higher pressure than the 7.62x51 NATO cartridge. Use this ballistic calculator in order to calculate the flight path of a bullet given the shooting parameters that meet your conditions. This calculator will produce a ballistic trajectory chart that shows the bullet drop, bullet energy, windage, and velocity. It will a produce a line graph showing the bullet drop and flight path of the bullet. 7.62x51 NATO vs 308 Ammunition. While 7.62x51 NATO and 308 Win ammo look identical, there are subtle differences between the two, boiling down to three key factors: Pressure Capacity, Case Sizing, and Chamber Dimensions. Pressure Capacity: 308 Win ammo is loaded to a higher pressure than the 7.62x51 NATO cartridge. Ballistics on 308, 7mm-08 vs 308: Ballistic Coefficient. Ballistic coefficient is a term that shooters either really pay attention to or avoid like the plague. To put it simply, ballistic coefficient (BC) is a mathematical representation of how aerodynamic a bullet is and how much it resists wind drift. Typically, heavier bullets will have a higher BC. , DEKABANK DT.GIROZENTRALESTUFENZINS-ANLEIHE 20(29) (DE000DK0V430) - All master data, key figures and real-time diagram. The DekaBank Deutsche Girozentrale-Bond has a maturity date o..., Re: 308 18" barrel Velocity. 168 GMM is accurate but does not have the best ballistics available for extended range. It's fine to 600-800 yards and is fine at that range out of an 18" barrel. You would gain more by using a higher BC bullet like a Scenar, and/or running a little higher chamber pressure., Trajectory refers to the bullet’s ability to shoot flat, with lower impact from gravity or wind. Let’s compare a 150 grain 7mm-08 against a 150 grain .308 Winchester, both zeroed at 200 yards. By 300 yards, the 7mm-08 will drop 7.5”, while the .308 Winchester will drop 9.1”. At 400 yards, the 7mm-08 will drop 21.6” compared to the ..., The .360 Buckhammer shoots a .358” diameter projectile in the 30-30 parent case, while the 30-30 shoots a .308” projectile from a .38-55 Winchester parent case. Let’s look at the Remington Core-Lokt first. The Core-Lokt 30-30 Win 150-grain bullet has 2,390 fps of muzzle velocity and 1902 ft-lbs of energy. The effective range of this ..., The Sierra 150 grain boat tail spitzer has a ballistic coefficient (BC) of .416 and a sectional density (SD) of .226. This is the bullet I use most in my .308. According to the fifth edition of the Sierra Bullets Reloading Manual , 42.8 grains of W748 powder gives this bullet a MV of 2600 fps, and a maximum load of 47.9 grains gives a MV of ..., The testers observed: “The Berger Reloading manual says for the 308 Winchester, ‘muzzle velocity will increase (or decrease) by approximately 20 fps per inch …, The 308 Winchester has a shorter case length 2.015” while the 30-06 Springfield has a longer case length at 2.494”. The overall length of each cartridge is also quite different, 2.8” vs 3.34” for the 308 and Winchester 30-06 ammo respectively. This difference in case length and overall length is why the 30-06 requires a long action ..., In terms of ballistic coefficient, when comparing both bullets side-by-side, the 277 Fury has a slight edge with a BC of 0.5 compared to 0.435 for the 308 Win. However, when you consider heavier 0.308” diameter bullets, such as the 168 grain and higher bullet weights, the 308 Winchester can close the gap or exceed the Fury, depending on the ..., 7mm-08 vs 308: Ballistic Coefficient. Ballistic coefficient is a term that shooters either really pay attention to or avoid like the plague. To put it simply, ballistic coefficient (BC) is a mathematical representation of how aerodynamic a bullet is and how much it resists wind drift. Typically, heavier bullets will have a higher BC. , February 17, 2024 by Gary McCloud. The ideal crimp on .308 Winchester ammunition is minimal or nonexistent. A tight crimp is unnecessary for this cartridge, as it headspaces on the shoulder. Here are some frequently asked questions relating to …, To begin, start with selecting your caliber of ammunition. We'll display standard charts for a classic grid look, or select "Visualize" for an enhanced visualization of the data. Our Top Calibers: .35 Whelen .308 Winchester .300 Winchester Magnum .223 Remington .223 (5.56X45MM) 6mm Remington. Big Savings., On the other hand, the 308 Winchester is a popular cartridge that is used by many different military and civilians around the world. When it comes to recoil, the 303 British has slightly less recoil. The 303 British has about 15 foot-pounds of recoil while the 308 Winchester has 15-18 foot-pounds of recoil. However, the difference is so small ..., Southwest Airlines has a long-standing policy of never charging change or cancellation fees on any booking, but has in the past billed customers for the difference in price. As the..., Trajectory refers to the bullet’s ability to shoot flat, with lower impact from gravity or wind. Let’s compare a 150 grain 7mm-08 against a 150 grain .308 Winchester, both zeroed at 200 yards. By 300 yards, the 7mm-08 will drop 7.5”, while the .308 Winchester will drop 9.1”. At 400 yards, the 7mm-08 will drop 21.6” compared to the ..., The 7mm 08 is just not as popular as the 308 Winchester. This means there are fewer factory loads to choose from. A major on-line retailer lists only 30 options for the 7mm 08 Remington but ..., Hand Sanitizer Lawsuits claim companies misrepresented their products and through advertising and false claims made consumers believe they prevent Covid-19 Increased Offer! Hilton ..., 308/7.62x51mm - Sterling Turac Ammo FREE SHIPPING On Orders Over $199 FMJ Sterling (Turac) - 308 Win - 147 Grain - Full Metal Jacket - Ammunition (20 Rounds) Free Shipping.. 147gr n/a , 270 Win factory loads. There are several .308 Win rounds that break the 1000 yard mark, but much less often when compared to the .270 Win. Ballistic Coefficient ..., variety of .308 Match ballistic data, which has been further refined and developed for inclusion in a new textbook, "The Ultimate Sniper: An Advanced Training Manual for Police and Military Snipers." The most thorough book ever written on sniping and long-range scoped rifle shooting, it also contains extended data on Federal, Ballistic charts for hunting rifles detail the velocity, trajectory, bullet weight and other specifications for the caliber and model of each hunting rifle. Use a ballistic charts ..., That’s a 178 grain .308 Winchester and a 143 grain 6.5 Creedmoor. • At 1,000 yards, the .308 drops 372.1 inches. The 6.5 drops 319.8 inches. That’s over 16% more drop with the .308. • At 1,000 yards with a 10 mph, full-value (perpendicular to bullet travel) crosswind, the .308 drifts 77.6 inches off course., Personally, unless you are planning on shooting out past 800 yards on a regular basis, 20-22" is just about the perfect compromise between balance and ballistics. The 308 is a very efficient round and shorter barrels dont really hurt its velocity all that much. 20" and shorter are quite common., Compare ballistics data on your favorite Winchester Ammunition rounds. Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs., Yes, the .308 Winchester cartridge was designed with a 22- to 24-inch barrel in mind. You can gain a small amount of velocity by using a longer 26- or even 28-inch barrel, but the gains tend to be small. Velocity loss if you cut the barrel back to 20 inches is not significant, especially if you consider real world use., The 308 Winchester has a shorter case length 2.015” while the 30-06 Springfield has a longer case length at 2.494”. The overall length of each cartridge is also quite different, 2.8” vs 3.34” for the 308 and Winchester 30-06 ammo respectively. This difference in case length and overall length is why the 30-06 requires a long action ..., On the other hand, the majority of .308 Winchester factory loads shoot bullets in the 110-180 grain range. 150 grain, 165 grain, 168 grain, and 180 grain bullets are by far the most common for that cartridge. The .308 Winchester is also loaded to a higher pressure than the 6.5 Grendel (62,000psi vs 52,000psi). 6.5 Grendel vs 308 Ballistics, Trajectory refers to the bullet’s ability to shoot flat, with lower impact from gravity or wind. Let’s compare a 150 grain 7mm-08 against a 150 grain .308 Winchester, both zeroed at 200 yards. By 300 yards, the 7mm-08 will drop 7.5”, while the .308 Winchester will drop 9.1”. At 400 yards, the 7mm-08 will drop 21.6” compared to the ..., Ballistics Creedmoor fanboys go crazy over the 6.5’s ballistic potential. The argument is pretty simple: At close range (think: within 400 yards), the .308 Win. hits a little harder. But most 6.5 bullets retain more velocity at extended ranges, which eventually negates the Winchester’s power advantage., An average slice of thin crust pepperoni pizza contains 259 calories, according to Health & Fitness Experts, while an average slice of regular crust pepperoni pizza contains 308 ca..., UCC 1-308 was an amendment to UCC 1-207 to help either an individual or a business from unconsciously giving up certain rights within the terms and agreements of a contract. It was..., 308 vs 5.56 Ballistics. For all my readers who love the numbers, we have made an outstanding ballistics table comparing both .308 and 5.56. We’ve compared velocity in feet per second (FPS), energy in foot-pounds (ft-lb), and bullet drop at various combat yardages to help you pick the best caliber for your intended purpose. , 338 Federal Ballistics Chart and Cartridge Guide. The 338 Federal got its start as a 308 Winchester, necked up to accept a 33 caliber bullet. 338 is generally a hard hitting caliber, but this one is a bit different than the others that bear the same caliber designation, like the 338 Win Mag. The 338 Federal is a short action cartridge, meaning ...