This is a solicitation for a firm-fixed price purchase order for the overhaul of Emergency Oxygen Cylinders, with an initial quantity of five units and an option for up to fifteen additional units. The performance of services requires sourcing parts and technical expertise from the specified OEM, Avox Systems Inc. The solicitation is restricted and anticipates a sole source award to Safran Aerosystems Services Americas, LLC, though all responsible sources may submit a quotation. Only shipping terms of F.O.B. Destination or F.O.B. Origin are acceptable.