5353ZN12 Continuation Sheet.docx

This is a Continuation Sheet for a firm fixed-price contract award documenting the procurement of six (6) High Pressure Water System Pumps manufactured by Maximator US (MaxPro Technologies), Model MTPP15-W-PP111-HL-N-G-2V-RD, for Norfolk Naval Shipyard (NNSY) in Portsmouth, Virginia. The contract number is N42158-5353ZN12. Each pump unit is specified to include an air-driven pump with 1:130 ratio, polyurethane seals and buna-n o-rings, panel-mounted air regulator with 2.5-inch diameter pressure gauge (0-160 PSIG), air ball-type shutoff valve, and a complete water circuit rated for 15,000 PSI. The system features a stainless steel portable base plate with handle and vertical control panel, a Heise 6-inch precision pressure gauge (0-15,000 PSI), adjustable relief valve (2,500-25,000 PSIG), and Maximator brand isolation and vent valves rated for 36,000 PSIG with matching fittings and tubing rated for 65,000 PSIG.

The procurement specifications detail inlet and outlet configurations: 1/2-inch female national pipe taper for drive air inlet, and 1/4-inch high-pressure coned and threaded connections for water inlet, high-pressure outlet, and vent outlet. A Certificate of Compliance is required from the offeror. This is a sole-source acquisition with no substitutes allowed, and the requirement was posted as a pre-solicitation notice on or about February 24, 2026, with the actual Request for Quote (RFQ) expected to follow on SAM.gov.