99--LH ILEF

NSN 1R-9999-PARTX8998, REF NR 74A190003-1017, QTY 3 EA, DELIVERY FOB ORIGIN. 3C Drawings are not available. This is an update for quantity. This item is certified by the Navy with an AMSC code of "C", meaning that this part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Existing unique design capability, engineering skills, and manufacturing knowledge by the qualified source(s) require acquisition of the part from the approved source(s). The approved source(s) retain data rights, manufacturing knowledge, or technical data that are not economically available to the Government, and the data or knowledge is essential to maintaining the quality of the part. The qualification procedures must be approved by the Government engineering activity having jurisdiction over the part in the intended application. A full list of AMSC codes can be found at -SEE NOTES 9, 22, 26