This is a sole-source request for quotation for commercial services, with the government intending to solicit and negotiate with only one source. The work covers critical preventative and corrective maintenance on U.S. Navy diving equipment, flexible hoses, divers’ life support systems (DLSS), and associated support systems, including Bauer air compressors. The contract is a commercial firm-fixed-price purchase order with payment via Wide Area Work Flow (WAWF), and attachments include a Statement of Work, wage determination, provisions and clauses, and a redacted sole-source justification. Only responsible sources registered in SAM.gov may submit a quote for consideration, and a single award is intended to the sole-source quoter if the price is fair and reasonable and the quoter is responsible. Quotes must include price(s), FOB point, point of contact with name and phone number, GSA contract number if applicable, business size, and payment terms.