This opportunity is for the repair of a HEAT INTERCHANGER, R, with a required Repair Turnaround Time (RTAT) of 240 days from asset receipt to government acceptance. The contract is firm-fixed-price, and performance will be at the contractor's facility, with freight handled FOB Origin by the Navy. A price reduction will apply per unit per month if the contractor fails to meet the required RTAT, with the specific reduction amount to be proposed by the bidder. The government intends to add an option for increased quantity, exercisable within 365 days. Government Source Inspection (GSI) is required, and all repair work must meet operational and functional requirements per specified standards.