Presolicitation notice from the Department of Defense, Department of the Navy, and NAVSUP Weapon Systems Support is seeking to procure a digital processor, specifically the Spare 5895 016778660 P/N CTL-00003REVB. The processor is used for unknown purposes and is required in a quantity of 2. The procurement will be made on a sole source basis with Pioneer (66200) as the approved source. The notice states that any firm not already approved must submit a Source Approval Request (SAR), but the procurement will not be delayed for SAR approval. The NAICS code for this procurement is 336413 and the FSC is 1680. Although this notice is not a request for competitive proposals, all proposals received within 45 days will be considered by the Government.