48--DISK,VALVE

This contract, issued by the Defense Logistics Agency under solicitation SPE7MC-26-T-159B, specifies the procurement of one DISK, VALVE with NSN 4820-01-494-2029 and part number V3C10416-071 from VACCO INDUSTRIES. Delivery is required within 20 days to the USS HYMAN G RICKOVER (SSN 795) in Groton, Connecticut, with FOB origin terms and no tolerance for quantity variance. The item must be packaged in accordance with MIL-STD-2073-1E and marked per MIL-STD-129, with no special marking required. Palletization must follow DLA’s packaging requirements, and shipment must be sent via the fastest traceable means, explicitly prohibiting parcel post. The item is restricted source, requiring government engineering source approval prior to procurement. The contract strictly prohibits the intentional addition or direct contact of mercury or mercury-containing compounds with any supplied hardware, except for functional uses in batteries, fluorescent lights, specified instruments, sensors, controls, weapon systems, or chemical analysis reagents approved by NAVSEA. Portable devices containing mercury must be shock-proof with a secondary containment barrier consistent with NAVSEA 5100-003D. Ozone-depleting chemicals are completely banned from inclusion in delivered items, overriding any conflicting specifications. Configuration changes require formal engineering change proposals or variance requests, and all technical and quality requirements referenced by R or I numbers are incorporated from the DLA Master List. The contract also applies covered defense information protocols, with government-only fields for tracking and distribution. The original required delivery date is July 23, 2026, and the solicitation closes on August 10, 2026.