This is a restricted commercial solicitation for the repair/modification of one TCAS II Processor, with a firm-fixed price purchase order anticipated on a sole source basis to Masco Service Corporation. The item must be modified to a specific NSN/part number and requires the technical expertise and OEM parts from Honeywell International Inc. No drawings, specifications, or schematics are available, and a Certificate of Conformance is required per FAR clause 52.246-15. Only quotations with shipping terms of F.O.B. Destination or F.O.B. Origin will be accepted. Interested responsible sources must submit quotations in accordance with the solicitation's attached requirements.