29--SENSOR,DIFFERENTIAL

een determined to be uneconomical to buy the data or rights to the data. It is uneconomical to reverse engineer the part. 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. Only the source(s) previously approved by the Government for this item have been solicited. The time required for approval of a new source is normally such that an award cannot be delaye