This is an unrestricted competitive solicitation for a firm-fixed-price purchase order to supply 36 each of an Arming Unit, Bomb RK (NSN 1095-00-878-9399), with a requested delivery date of November 10, 2026. All parts must be new approved parts; new surplus may be considered with traceability to the OEM and approval from MRR Engineering, and photos are required for review if quoting new surplus. The contractor must furnish a Certificate of Conformance per FAR clause 52.246-15, and no drawings, specifications, or schematics are available from the agency. The applicable NAICS code is 336413 with a small business size standard of 1,250 employees, and all responsible sources may submit a quotation.