20--TILE 24 X24 INCH

. Existing unique designcapability, engineering skills, and manufacturing/repair knowledge by the qualified source(s) require acquisition/repair of the part from the approvedsource(s). The approved source(s) retain data rights, manufacturing/repair knowledge, or technical data that are not economica

lly available to the Government, and the data or knowledge is essential to maintaining the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Gover