POST RD.pdf

This Overhaul Description document specifies the detailed requirements for overhauling a centrifugal pump unit for the Coast Guard. The pump unit (Stock Number 4320-01-453-2405, Part Number 3000DVL 2X2 F.F. FL) is used on the WLM-175 vessel and manufactured by R.S. Corcoran Co. The document outlines comprehensive overhauling procedures including inspection, disassembly, testing, reassembly, and packaging requirements.

Key technical specifications include a flat-faced flange pump with 150 GPM capacity, MD drive, 3450 RPM speed, and 5.125-inch impeller diameter. The contractor must follow strict quality control standards, conduct multiple tests (hydrostatic, operational), and ensure all replacement parts are new OEM parts. The overhauled pump must be preserved for long-term warehouse storage, individually packed in a wooden container, and marked with specific identification details. The document includes requirements for paint coating (silicone alkyd enamel), motor reconditioning, and comes with a standard manufacturer's warranty.