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Underwood 45 ACP +P Ammo 255 Grain Hard Cast - 727
Rated 5 out of 5 across over 2 verified reviews and growing, Underwood 45 ACP +P Ammo 255 Grain Hard Cast - 727 is built around a heavy Hard Cast bullet for shooters who want penetration-focused bullet construction in a 45 ACP platform. This Underwood 45 ACP hardcast load pairs a Black Cherry Coated Flat Nose Hard Cast bullet with a nickel-plated brass case for a purpose-built hunting cartridge.
Why Shooters Choose Underwood Ammo 45 ACP
- Heavy Hard Cast Bullet: The 255 grain Hard Cast bullet gives this 45 ACP load a hardcast profile often selected when strong, penetration-minded construction is desired.
- Flat Nose Design: Underwood identifies this as a Flat Nose Hard Cast bullet model, a shape commonly chosen in hard cast 45 ACP ammo for straight-driving performance on tough targets.
- +P Cartridge: This is a +P load, so it is intended for firearms rated to handle +P pressure. Always confirm your firearm manufacturer’s guidance before use.
- Rated Ballistics: Verified specs list 925 fps muzzle velocity and 485 ft lbs of muzzle energy, giving shoppers clear performance data for this 255 grain 45 ACP load.
- Nickel-Plated Brass Case: The nickel-plated brass case adds a corrosion-resistant case finish and a clean, recognizable look in the Underwood Ammo 45 ACP lineup.
- Hunting Application: Underwood lists this load for hunting medium game, large game, and dangerous game, aligning with the hard cast bullet construction.
- Suppressor Safe: The manufacturer lists this cartridge as subsonic and suppressor safe, making it relevant for shooters using compatible suppressed 45 ACP setups.
What is the muzzle velocity of Underwood Ammo 45 ACP 255 grain Hard Cast?
This Underwood 45 ACP load is rated at 925 fps. Verified specs also list 485 ft lbs of muzzle energy.
Is this hard cast 45 ACP ammo a +P load?
Yes. Underwood lists this 45 ACP hard cast cartridge as +P, so it should only be used in firearms rated for +P ammunition.
What bullet does Underwood product 727 use?
Product 727 uses a 255 grain Black Cherry Coated Hard Cast bullet. The manufacturer identifies it as a Flat Nose Hard Cast bullet model.
What is this Underwood 45 ACP hardcast load intended for?
Underwood lists this cartridge for hunting medium game, large game, and dangerous game. Its hard cast bullet construction fits shooters looking for a non-expanding, penetration-focused bullet style in 45 ACP.
Is this 45 ACP 255 grain load suppressor safe?
Yes. The manufacturer lists this load as suppressor safe and gives it a subsonic velocity rating. Use it only with firearms and suppressor equipment appropriate for +P 45 ACP ammunition.
What case, primer, and packaging does it use?
Verified specs list a nickel-plated brass case with a Centerfire / Boxer primer. Packaging is listed as Box of 20 and Case of 200.
About Underwood Ammo 45 ACP
This 45 ACP hard cast ammo uses a 255 grain Black Cherry Coated Hard Cast bullet in a nickel-plated brass case with a Centerfire / Boxer primer. Underwood describes the bullet as a lead hard cast, flat nose design, and the cartridge is listed as a subsonic +P load.
Hard Cast bullets are generally chosen when the shooter wants a tough bullet construction rather than rapid expansion. For this specific Underwood 45 ACP load, the manufacturer’s stated use is hunting medium game, large game, and dangerous game, making product 727 a specialized choice within the broader 45 ACP ammo category.
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For shooters comparing specialized 45 ACP ammo, this Underwood Ammo hard cast load offers a heavy bullet, +P rating, and manufacturer-stated hunting application. Choose the box for smaller needs or look to the case option when adding bulk ammo from the Underwood Ammo lineup.
| Field | Details |
| MPN | 727 |
| UPC | 8168740221122 |
| Manufacturer | Underwood |
| Platform | Handgun |
| Ammo Application | Personal Defense |
| Ammo Type | Hard Cast Flat Nose |
| Caliber | 45 ACP |
| Grain Weight | 255 |
| Quantity Per Package | Box of 20 / Case of 200 |
| Test Barrel Length | Not Provided |
| Muzzle Velocity | 925 fps |
| Muzzle Energy | 485 ft lbs |
| Ballistic Coefficient (G1) | Not Provided |
| Case Type | Nickel Plated Brass |
| Primer Type | Centerfire / Boxer |
| Corrosive | No |
| Reloadable | Yes |
| Lead Free | No |
| Staked Primer | Not Provided |
| Country of Origin | USA |
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