Underwood 9mm Luger +P+ 147gr JHP Ammunition

Underwood 9mm Luger +P+ 147gr JHP Ammunition

Underwood Ammo delivers a purpose-built self-defense round that balances expansion, accuracy, and reliability. This ammunition represents thoughtful engineering for those who demand performance when it matters most.

Bullet Design & Performance

Sierra Jacketed Hollow Point Construction

• Deep skives engineered for controlled, reliable expansion
• Precise jacket reliefs ensure rapid and consistent bullet opening
• Optimized for energy transfer while minimizing over-penetration
• 147-grain weight provides excellent sectional density (0.167) for penetration consistency
• Ballistic coefficient of 0.220 delivers stable flight characteristics

Velocity & Energy

• 1175 feet per second muzzle velocity (supersonic)
• 451 foot-pounds of muzzle energy
• Engineered for effective self-defense performance

Case & Reloading

• Nickel-plated brass casings resist corrosion and tarnishing
• Superior feeding reliability across all firearm actions
• Non-corrosive, boxer-primed for reloader convenience
• Enhanced cosmetics and simplified cleanup during reloading
• Nickel plating resists moisture and contact corrosion from leather and other materials

Specifications

• Caliber: 9mm Luger +P+
• Bullet Weight: 147 grains
• Bullet Type: Jacketed Hollow Point
• Case Material: Nickel-plated brass
• Primer: Boxer
• Packaging: 20 rounds per box, 10 boxes per case
• Suppressor Safe: Yes

This ammunition is new production, non-corrosive, and suitable for self-defense applications where reliability and performance are non-negotiable.