58-RECEIVER,INFRARED, IN REPAIR/MODIFICATION OF

NSN 0R-5865-016785246-QE, TDP VER 001, QTY 10 EA, DELIVERY FOB ORIGIN. The design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition/repair from the present source is anticipated pending configuration changes. The subject item requires Government source approval prior to contract award, as the item is flight critical and/or the technical data available has not been determined adequate to support acquisition via full and open competition