VALVE, REGULATING, FLUID PRESSURE

A single regulating valve with a nominal size of 1-1/4 inches is required for use with salt water, rated for a maximum system pressure of 250 PSI and designed to maintain an outlet pressure range of 25 to 60 PSI. The valve must be manufactured using a metal casting process, requiring specialized tooling, and all materials must be mercury-free except for the seat ring, which must be composed of either Monel QQ-N-281 Class A or Nickel-Copper-Silicon alloy ASTM A494/A494M Com. M25S. The use of ozone-depleting chemicals is strictly prohibited, and while mercury and its compounds are generally banned from direct contact with the hardware, exceptions are permitted only for specific functional components like batteries, instruments, sensors, controls, weapon systems, or reagents explicitly authorized by NAVSEA, with additional containment requirements for portable fluorescent lamps and instruments. Packaging and preservation must comply with MIL-STD-2073-1E, MIL-V-3, and DLA packaging guidelines, including Level A preservation when ZZ is specified, and marking must adhere to MIL-STD-129 without any special codes. The item must be delivered FOB origin within 168 days from the contract award, with no quantity variance allowed, and inspection and acceptance occur at the destination. The single unit is identified by NSN 4820-01-313-7667 and purchase request number 7017602859, with deliveries directed to the DLA Distribution facility in New Cumberland, Pennsylvania. Full and open competition applies, and technical and quality requirements referenced are governed by the DLA Master List, with compliance governed by the revision in effect at the time of solicitation. The solicitation was issued on July 23, 2026, with proposals due by August 3, 2026, under contract number SPE7MC-26-T-147X.