The U.S. Coast Guard Surface Forces Logistics Center is seeking quotes for 10 each of a reference electrode assembly (NSN 6630-99-553-5405) used in the cathodic protection system onboard 154-foot cutters. The brand-name part from Cathelco Ltd (PN PPR100019) is mandatory unless an equal product is approved by the Coast Guard as meeting all salient physical, functional, and performance characteristics. Strict individual packaging, marking, and bar-coding per MIL-STD-2073-1E and related standards are required; standard commercial packaging is unacceptable and noncompliant items will be rejected and returned. Award will be a firm-fixed-price purchase order made on an all-or-none basis using simplified acquisition procedures, with the lowest price technically acceptable offer selected. Offerors must be registered in SAM with a valid DUNS number and submit required representations and certifications with their quote.