Notice of Intent to Sole Source 20mm Rifled Gun Barrel with 1 in 20” Rifling and Surface Hardened Bore

The U.S. Army Corps of Engineers Research and Development Center’s Geotechnical and Structures Laboratory is issuing a sole‑source notice for a custom 20 mm (96‑in) rifled gun barrel with 1‑in‑20 rifling and a surface‑hardened bore. The barrel will be used in the Fragment Simulation Laboratory’s IBPG system for high‑fidelity threat testing. Physics Applications Inc. is the only OEM capable of providing a barrel that precisely matches the existing system’s dimensions and performance requirements. The contract will be firm‑fixed‑price, with delivery required within 18 weeks of award. While the solicitation is not competitive, any interested vendor may submit a capability statement, proposal, or quotation by the specified deadline for the government’s consideration of a future competition. • Custom 20 mm rifled gun barrel (96 in long) with specific rifling and surface hardening • Must integrate seamlessly with the existing IBPG test system used by the FSL • Sole‑source to Physics Applications Inc., the exclusive designer/manufacturer of the IBPG system • Firm‑fixed‑price contract; delivery required within 18 weeks after award • Capability statements or quotations accepted until 3:00 PM CST, 02 Sep 2026 (for possible future competition)