This is an unrestricted procurement for a commercial pressure relief valve head and disk, with an estimated annual demand quantity of 416 units and a requested delivery of 155 days after each order. The contract will be a one-year firm-fixed price Indefinite Delivery Contract (IDC), with FOB Origin and I/A Destination terms, and all offers must be in English and U.S. dollars. The item is subject to the Trade Agreement Act, and the sole approved source is Safran Landing Systems (CAGE F5137). Award will consider price, delivery, and performance, with no budget amount specified. No specific performance location is given, as shipping instructions will accompany individual delivery orders.