Sierra embedded blanks with Northrop B-2 Spirit metal material.

All blanks will come with one COA per blank.
COAs are 4" x 6" card stock with foil COA seal.

The Northrop B-2 Spirit, commonly known as the Stealth Bomber, is a cornerstone of U.S. Air Force strategic capabilities. Introduced in 1997, this subsonic, flying-wing aircraft was designed for stealth, enabling it to penetrate advanced air defenses undetected. Powered by four General Electric F118-GE-100 engines, each producing 17,300 pounds of thrust, the B-2 can carry up to 40,000 pounds of ordnance, including nuclear and conventional weapons. Its range exceeds 6,000 nautical miles without refueling, extendable with aerial refueling, making it a global strike platform.

The B-2’s stealth is achieved through its low-observable design, radar-absorbent materials, and advanced heat signature management. A notable component is the titanium upper engine exhaust shield, which mitigates the heat signature of the F118 engines. For instance, a section of titanium from such a shield, replaced due to in-flight cracking, highlights the material’s critical role in thermal stealth. This panel was later redesigned to enhance durability, reflecting ongoing improvements in B-2 maintenance.

With only 21 units built, each costing approximately $2.1 billion, the B-2 remains one of the most expensive aircraft ever produced. Operated by the 509th Bomb Wing at Whiteman Air Force Base, Missouri, it has seen combat in conflicts like Kosovo, Iraq, and Afghanistan, delivering precise, high-impact strikes.

These titanium embedded blanks are crafted from a Northrop B-2 Spirit’s upper engine exhaust shield, replaced due to structural cracking. The material is certified and distributed by Hardin Penworks, LLC, and is guaranteed to be 100% authentic.