This is a total small business set-aside for a Navy contract involving SPECIAL EMPHASIS material (Level I) for a crucial shipboard system, where failure could cause serious injury or loss of the ship. The work requires manufacturing stems for 1/4-inch ball valves per NAVSEA drawing 6408783, using QQ-N-286 nickel-copper alloy with strict certification, testing, and traceability requirements. The contractor must maintain an ISO-9001 quality system (or MIL-I-45208) and comply with extensive quality assurance, inspection, and configuration control procedures, including government source inspection. Performance location is not specified, but the contracting office is NAVSUP WSS Mechanicsburg, and no budget amount or submission timeline is provided. The contract will be DX/DO rated for national defense under the Defense Priorities and Allocations System.