Underwood Ammunition 380 ACP 100 Grain Lead Flat Nose Box of 20

The Underwood 380 ACP 100 Grain Lead Flat Nose delivers dependable performance for shooters who want repeatable results. Underwood pairs a 100-grain lead flat nose projectile with quality brass casings and clean-burning propellant. As a result, this load gives pistol shooters controlled expansion and reliable penetration on every trigger pull. Specifically, this loading suits personal defense and duty carry.

About This Underwood 380 ACP Load

Underwood built its reputation on tight manufacturing tolerances and consistent quality control. This 380 ACP offering reflects that same standard. The factory sizes and primes each case for reliable feeding and extraction across a wide range of pistols. Additionally, the plant meters every propellant charge carefully, so velocities stay consistent from lot to lot. Therefore, shooters loading this 100 grain lead flat nose round can expect uniform cycling and reliable lockup. In short, this 380 ACP ammunition delivers the shot-to-shot consistency that makes practice sessions and function testing meaningful.

380 ACP Ballistic Performance and SAAMI Specifications

Underwood manufactures every round in this 380 ACP line to SAAMI’s published specifications for the 380 ACP cartridge. This ensures safe chamber pressures and reliable dimensional compatibility with SAAMI-spec firearms. For example, handloaders working up their own 100 grain projectiles often reference this factory 380 ACP loading’s published velocity as a useful benchmark. However, chronograph results can vary by barrel length. Therefore, always verify velocity and function in your own firearm before relying on this 380 ACP load for defensive or competition use.

Boxes of this Underwood 380 ACP ammunition ship in standard quantities of 20 rounds, which makes restocking for range day simple. For more 380 ACP options, browse the full 380 ACP ammunition selection, including additional lead flat nose loads. Also check our Bulk Savings page for discounted case-quantity pricing on Underwood 380 ACP ammunition. Finally, store all ammunition in a cool, dry location away from direct sunlight. Doing so preserves propellant consistency and primer reliability over time.