This is a firm-fixed-price contract for the repair of a COUPLING, SHAFT, FLEX, with a resultant award requiring bilateral execution. The Government requires a specific Repair Turnaround Time (RTAT) and mandates Government Source Inspection. The contract includes an option for the Government to increase the quantity of supplies, which may be exercised within 365 days. Performance and inspection are tied to specific contractor facility CAGE codes, though a physical location is not stated.