The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting proposals for the repair and modification of turbine rotor blades, identified by part number L21491P03 and NSN 7HH 2835 010931283 A1. The procurement requires a firm-fixed price or not-to-exceed pricing for the repair of 201 units, with a requested repair turnaround time of approximately 37.4 days after receipt of the assets. This contract is critical for maintaining operational readiness of naval aviation components, and interested contractors must be authorized repair sources to qualify for the award. Proposals must be submitted electronically to the primary contact, Leigh E. Catchings, at leigh.e.catchings.civ@us.navy.mil, with a minimum quote validity of 90 days.