The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting proposals for the procurement of fuel cells for aircraft. This opportunity falls under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing, and involves the supply of airframe structural components as classified under PSC code 1560. Fuel cells are critical components in aircraft operations, providing essential power and efficiency for various military applications. Interested vendors can reach out to Shamus Roache at 215-697-5047 or via email at SHAMUS.ROACHE@NAVY.MIL for further details regarding the solicitation process.