This is a firm-fixed-price indefinite delivery contract for a plain encased seal (NSN 5330-01-480-7046), with an estimated annual demand quantity of 3,098 units. Delivery is required within 103 days after issuance of each delivery order. The contract will have a base period of 3 years plus two 1-year options, for a total duration not to exceed 5 years. The item is being procured as a commercial product under FAR Part 12.201-1, and the approved source is Federal Mogul Corporation.