This is a contract for the repair of an "ATTITUDE AND HEADIN" unit, specifically reference number 222A810-3 from manufacturer CAGE 52088. The contractor must perform a teardown and evaluation within 90 days of receiving the carcass(es) and then submit a firm-fixed price quote for the full repair, with a requested repair turnaround time of 236 days. The contract includes a one-year warranty from the date of delivery and an option for the government to increase the quantity within 365 days of award. All supplies must be mercury-free for use on submarines/surface ships, and packaging must comply with MIL-STD-129 and MIL-STD-130.