This is a non-competitive, sole-source opportunity for 20 units of NSN 1H-4820-015006557-X3. Delivery locations are New Cumberland, PA, and Tracy, CA. The government will consider any proposals received within 45 days of this notice. Interested parties may also identify their capability to supply a commercial item within 15 days. The government does not own the technical data needed for this part and considers reverse engineering uneconomical.