This is an aviation part (NSN 7R-1680-016098996-P8) with a quantity of 66 units, delivered FOB origin. The part requires engineering source approval from the design control activity to maintain quality. Only approved sources with unique design capability, engineering skills, and manufacturing/repair knowledge can supply or repair it, as they retain essential technical data not economically available to the Government. An alternate source must qualify in accordance with the design control activity's procedures, approved by the cognizant Government engineering activity. No budget amounts or performance location beyond FOB origin are specified.