The Hornady 10mm Auto 180-Grain HAP Jacketed Hollow Point Bullets, 1900-Case (brand part no. 40042B) are a 180-grain 10mm Auto bullet from Hornady built as a HAP jacketed hollow point projectile for handloaders. Hornady’s HAP (Hornady Action Pistol) line is built as a jacketed lead-core hollow point engineered for consistent, duty-representative expansion. Reloaders load this bullet for USPSA/IDPA-style competition and duty-representative handgun practice, seating it over a charge worked up for their own rifle or pistol. As a component bullet, it ships without powder or primer, ready for the reloading bench.

Key Specifications

• Bullet diameter measures 0.400-inch, sized for 10mm Auto cases.
• Weighs 180 grains, a weight that shapes trajectory, recoil, and terminal performance.
• Bullet profile is a HAP jacketed hollow point design.
• Sold in a 1900-case package.
• Hornady’s HAP (Hornady Action Pistol) line is built as a jacketed lead-core hollow point engineered for consistent, duty-representative expansion.

Frequently Asked Questions

What is this bullet best suited for? Hornady’s HAP Jacketed Hollow Point design is built for USPSA/IDPA-style competition and duty-representative handgun practice.

Is this loaded ammunition or a bullet only? This is a component bullet only, sold for handloading; it does not include powder, primer, or brass.

Buy the Hornady 10mm Auto 180-Grain HAP Jacketed Hollow Point Bullets, 1900-Case

Order the 10mm Auto HAP Jacketed Hollow Point from Hornady through a Lubbock, TX gun shop for fast, insured shipping to your reloading bench. Browse more reloading bullets from Schaefer Defense.