This is a contract for the procurement of a critical shipboard valve stem, designated as SPECIAL EMPHASIS material, requiring stringent quality assurance and traceability protocols. The final delivery of material is due on or before 365 days after the effective date of the resulting contract. The work involves supplying a stem for a 1 1/2 inch hull valve in accordance with specific NAVSEA drawings and MIL-DTL-24252 material specifications, with required certifications and inspections. The contractor must maintain a quality system compliant with standards like ISO-9001 and is subject to government quality assurance at the source, with performance locations subject to contracting officer authorization. The order is a "DO" rated priority under the Defense Priorities and Allocations System (DPAS).