Is 556×45 the same as 556?
Externally, the two cartridge cases are identical. The main differences are that 5.56×45 mm NATO operates at a higher chamber pressure (about 60,000 p.s.i. versus 55,000 p.s.i. on the . 223 Rem.) and the 5.56’s chamber is slightly larger than that of the .
What ammo does a .45 ACP use?
.45 ACP
| Bullet mass/type | Velocity | Energy |
|---|---|---|
| 230 gr (15 g) FMJ, Winchester | 835 ft/s (255 m/s) | 356 ft⋅lbf (483 J) |
| 165 gr (11 g) Hydra-shok, Federal | 1,060 ft/s (320 m/s) | 412 ft⋅lbf (559 J) |
| 230 gr (15 g) FMJ, Double Tap | 960 ft/s (290 m/s) | 471 ft⋅lbf (639 J) |
| 185 gr (12 g) JHP +P, Underwood | 1,200 ft/s (370 m/s) | 592 ft⋅lbf (803 J) |
Is 45 colt and 45 ACP the same?
45 Colt and the . 45 Long Colt are just different names for the same round. There is no difference between them. The name is often used to differentiate it from the more recently developed 45 ACP.
What is the best ammo for 45 caliber?
Our Picks for Best . 45 ACP Ammo
| Ammo | Type | Weight (gr) |
|---|---|---|
| Federal Premium Personal Defense HST | JHP | 230 |
| Remington Golden Saber +P | JHP | 185 |
| Federal +P Tactical Bonded LE | JHP | 230 |
| Hornady Custom XTP | JHP | 200 |
Can 45 ACP be used in a revolver?
Grabbing a revolver in 9mm or . 45 ACP also helps fix a revolver’s two main weaknesses: low capacity and slow reload. Since these are rimless cartridges, they require moon clips to function in most revolvers.
Whats the difference between 45 auto and 45 auto rim?
45 Auto Rim is the same cartridge as the . 45 ACP except it has a rimmed case allowing it to be loaded in revolvers chambered for the . 45 ACP round and using moon clips. , Used guns in Combat, Competitio and as a CCW License Holder.
What is 45 Auto Rim ammo?
45 AUTO RIM Ammo. 45 Auto rim ammunition is an extremely unique cartridge with a very interesting history. The round is very similar to the massively popular 45 ACP cartridge, but are not interchangeable in semi-automatic weapons. The 45 Auto Rim was created for a weapon created to meet wartime demands.
What is the difference between a 45 ACP and 45 Auto?
The 45 auto rim was entirely lead, which was softer, and aided in resisting wear in the shallow rifling of M1917 revolvers. The 45 auto rim featured a reinforced case that is much stronger than a typical 45 ACP round.
What is 4545 Auto Rim ammo?
45 Auto rim ammunition is an extremely unique cartridge with a very interesting history. The round is very similar to the massively popular 45 ACP cartridge, but are not interchangeable in semi-automatic weapons. The 45 Auto Rim was created for a weapon created to meet wartime demands.
What is the factory pressure on a 45 Auto Revolver?
The revolvers were designed for standard .45 Auto, so there should be no issue with factory ammo or handloads that remain within .45 Auto pressures–18,000 CUP or 21,000 psi, depending on the test system. My first .45 AR revolver was a near-mint Colt 1917 that I bought in 1972.
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