# Austempered Ductile Iron (ADI) 5 Inch Projectile Bodies Canonical: https://abierto.us/opportunities/n0017426rfpreqw710026 - Solicitation number: N00174-26-RFPREQ-W71-0026 - Notice type: Special notice - Status: Closed. Deadline was November 13, 2026 at 4:00 PM EST - Department: Department of the Navy - Agency: Department of the Navy - Contracting office: NSWC Indian Head Division (N00174) - NAICS: 332993 Ammunition (except Small Arms) Manufacturing - Product or service code: 1320 Ammunition, over 125 mm - Who can bid, by location: Anywhere in the US. Location does not limit who can bid: a product shipped to the buyer, research at the performer's facility, or work at the contractor's site. A state shown is the delivery point. - First posted: November 3, 2026 - Last posted: November 3, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/ba3d4da26b6b42319f682d4210ddcca4/view ## Description The Naval Surface Warfare Center, Indian Head Division (NSWC IHD), Contracts Department intends to issue a Firm-Fixed-Price (FFP) contract on a sole source basis to Northrop Grumman Systems Corporation. The NAICS is 332993. The Contractor shall develop and produce new Austempered Ductile Iron (ADI) 5 Inch Projectile Bodies compatible with the MK 45 Gun Weapon System. In accordance with 10 USC §4022, the Government will be awarding a follow-on FAR contract. The Naval Energetic Systems and Technologies (NEST) Request for Prototype Projects (RPP), under which this prototype OTA was awarded, included provisions for a follow-on production contract. The prototype OTA award for the ADI 5 Inch Projectile Bodies development and qualification was competitively awarded and the associated tasks mentioned above were delivered successfully and accepted by the Government as the basis for the prototype build. The participant in the OTA (Northrop Grumman Systems Corporation) successfully completed the prototype projects provided for in N001742390042. As such, the requirements of 10 USC §4022(f)(1) and DFARS 206.001-70 have been met and a follow-on contract for production can proceed without further competition. THIS NOTICE IS NOT A REQUEST FOR PROPOSAL. This acquisition is being pursued on a sole source basis under the statutory authority of 10 USC 4022(f)(1), as implemented in DFARS 206.001-70, Exception for prototype projects for follow-on production contracts. This notice of intent is not a request for competitive proposals nor does it restrict the Government from an ultimate acquisition approach; however, the Government will consider all responses received to this notice. A determination by the Government not to compete this requirement is solely within the discretion of the Government. This notice should not be construed as a commitment by the Government for any purpose. Requests for solicitation will not receive a response. All information is to be submitted at no cost or obligation to the U.S. Government. The U.S. Government reserves the right to reject, in whole or in part, any input as a result of this market survey. The U.S. Government is not obligated to notify respondents of the results of this survey. If a formal solicitation is generated at a later date, a solicitation notice will be published. All interested sources shall provide the organization name, address, point of contact, phone number, fax number, e-mail address, business size, taxpayer identification number, DUNS number, and CAGE Code. In addition, all interested sources shall provide a summary of their company’s capabilities. All responding sources must email their response submissions no later than 4:00 pm EST, 13 November 2026 to: Sean McAvoy, Contract Specialist NSWC IHD 3rd Avenue, Bldg. 61N Picatinny Arsenal, NJ 07806-5000 sean.p.mcavoy.civ@us.navy.mil ## Open now in the same industry 7 open in NAICS 332993. - TEST STAND,TORPEDO,WAR (SPE7M427T1840), due November 5, 2026. https://abierto.us/opportunities/spe7m427t1840 - RING,CLAMPING (N0010427QNA06), due November 9, 2026 at 4:30 PM EST. https://abierto.us/opportunities/n0010427qna06 - Synopsis for Holder, Ammunition NSN: 1398-01-330-9529 (W912CH-27-Q-A004), due November 16, 2026 at 3:00 PM EST. https://abierto.us/opportunities/w912ch27qa004 ## Publications - November 3, 2026: Special notice, due November 18, 2026 at 4:00 PM EST. Notice 2dc5582c049c453ea6c84c4876aecd71. https://sam.gov/workspace/contract/opp/2dc5582c049c453ea6c84c4876aecd71/view - November 3, 2026: Special notice, due November 13, 2026 at 4:00 PM EST. Notice ba3d4da26b6b42319f682d4210ddcca4. https://sam.gov/workspace/contract/opp/ba3d4da26b6b42319f682d4210ddcca4/view ## Points of contact - Sean McAvoy, sean.p.mcavoy.civ@us.navy.mil --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n0017426rfpreqw710026.