The U.S. Coast Guard seeks quotations for restricted brand-name commercial aviation parts from OEM Mission Systems Davenport, Inc. (Cage Code 99251), with clear OEM traceability and no alternate part numbers accepted. Parts must meet FAA guidelines and be airworthy, and newly manufactured commercial items require a certificate of conformance; no drawings, specifications, or schematics are available. A firm-fixed-price purchase order is anticipated, and the government may unilaterally increase quantity by up to 30 at the unit price, up to a maximum of 35, within one calendar year after purchase order award. Quotations must be submitted by email, and phone quotes will not be accepted.