Presolicitation notice from the Department of Defense, specifically the Department of the Navy, is seeking the procurement of NI9205 16BIT ANALOG. This item is typically used for flight critical purposes and requires Government source approval prior to contract award. The notice emphasizes that only previously approved sources will be considered for this procurement. Interested parties who are not approved sources must submit the necessary information detailed in the NAVSUP Weapon Systems Support (NAVSUP WSS) Source Approval Information Brochures. The notice also provides links to the brochures for spares and repair. It is important to note that failure to provide all required data or previous submission of the required data will result in disqualification from this solicitation. The notice further provides information on how interested parties can obtain copies of relevant military and federal specifications and standards. The Government is not using the policies contained in FAR Part 12 for this solicitation. Interested persons who can satisfy the Government's requirement with a commercial item are encouraged to identify their interest and capability to the contracting officer within 15 days of this notice.