# Pressure Vessel and Bulkhead Canonical: https://abierto.us/opportunities/n6660426q0302 - Solicitation number: N66604-26-Q-0302 - Notice type: Combined synopsis and solicitation - Status: Closed. Deadline was September 15, 2026 at 9:30 AM EDT - Department: Department of the Navy - Agency: Department of the Navy - Contracting office: NUWC Div Newport (N66604) - NAICS: 332420 Metal Tank (Heavy Gauge) Manufacturing - Product or service code: 5430 Storage Tanks - Place of performance: Newport, Rhode Island - First posted: April 30, 2026 - Last posted: September 15, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/dfd87ffc16654fd2b5fa1765c5d06747/view ## Description Amendment 001 is posted on 05/12/2026 to update the following: 1. Extend solicitation to 05/19/2026. 2. Received questions and working on responses and answers will be posted. Amendment 002 is posted on 05/15/2026 with the following changes: 1. Provide answers to the following questions: We plan to use a primary vendor / manufacturer for the NASA HR-1 alloy components via LP-DED per MSFC-SPEC-3717 (including all required stress relief, HIP, and post-machining 2-step aging). Will the primary vendor / manufacturer be an acceptable source / vendor for this requirement? We will be performing the machining in-house, but stress relief, HIP, and the aging (post-machining) would be completed by them. The awarded vendor must have the capability and knowledge base for LP-DED manufacturing and be sourcing their raw materials from approved sources. Are .step (or other 3D/solid model files) available for this effort and if so, would it be possible for you to share those over? Upon award, the files will be provided to the vendor Amendment 003 is posted on 05/19/2026 to update the following: 1. Extend solicitation to 05/22/2026. Amendment 004 is posted on 05/22/2026 to update the following: 1. Extend solicitation to 05/27/2026. Amendment 005 is posted on 05/26/2026 to update the following: 1. Extend solicitation to 06/09/2026. 2. Update quote submittal requirements From: The name of its source for the HR-1 powder with its quote for Government evaluation. To: 1. The name of its source for the HR-1 powder. 2. Technical Approach: A narrative demonstrating successful execution of MSFC-SPEC-3717 (or equivalent). Must include a summary of past performance on similar projects and a formal certification that all personnel (metallurgists, technicians, NDT inspectors) meet the required industry standards. Not to exceed 1 page. 3. Facility & Equipment Lists: Documentation of the specific LP-DED machinery, powder storage environments, and inspection equipment (e.g., CT scanners, CMM) available at offeror’s site or their primary vendor's site. Not to exceed 1 page. Offerors may also submit the following, if available, with quotes: 1. Quality Certifications: Copies of AS9100, ISO 9001, or Nadcap accreditations specifically covering additive manufacturing, heat treating, and non-destructive testing (NDT). 2. Sample Certificates of Conformance (CoC) or Material Test Reports (MTR) from previous builds. Amedment 006 is posted on 06/10/2026 to update the following: 1. Extend solicitation to 06/19/2026. Amedment 007 is posted on 06/29/2026 to update the following: 1. Extend solicitation to 07/16/2026. Amendment 008 is posted on 07/01/2026 to update the following: 1. Update Attachment 1: Drawing 852601-1010_A-HULL-LAH_TANK-REMUS_600 and Attachment 2: Drawing 852601-1011_A-BULKHEAD-LAH_TANK-REMUS_600 to Distro A. 2. The purpose of amendment is to update the Government’s minimum requirement. The following changes are made as a result of this amendment. All other terms and conditions remain unchanged. This is a combined synopsis and solicitation prepared in accordance with the format in FAR part 12 as supplemented with additional information included in this notice. This announcement constitutes the only solicitation; quotes are being requested and a written solicitation will not be issued. Request for Quotation (RFQ) number is N66604-26-Q-0302. This requirement is being solicited on an unrestricted basis as concurred with by the Naval Undersea Warfare Center Division, Newport’s (NUWCDIVNPT) Director of the Office of Small Business Programs (OSBP). The North American Industry Classification System (NAICS) Code for this acquisition is 332420 – Metal Tank (Heavy Gauge) Manufacturing. The Small Business Size Standard is 750 Employees. The Naval Undersea Warfare Center Division, Newport (NUWCDIVNPT) intends to purchase on a Firm Fixed Price (FFP) basis a Pressure Vessel and Bulkhead. Required procurement of the following items is in accordance with (IAW) the Government’s drawings provided as an Attachment to this notice. CLIN # Item Description Qty 0001 Pressure Vessel, IAW Government Drawing 852601-1010 1 0002 Bulkhead, IAW Government Drawing 852601-1011 1 Note: For CLIN 0001, contractors shall quote with no post machining; post machining will be conducted by the Government. Delivery is F.O.B. Destination, Newport, RI. The Government’s desired delivery date is October 5, 2026 or sooner. Government’s required delivery date is 05-October-2026 or sooner. Offerors shall include shipping cost into the unit price for each line above. A separate line for shipping will not be provided. Quotes should include a validity date of no less than 60 days from due date for receipt of offers. The Government intends to award a single FFP purchase order to the eligible, responsible offeror whose quote is the lowest price technically acceptable. In order to be determined technically acceptable, the offeror shall submit the following with its quote for Government evaluation. The name of its source for the HR-1 powder. Technical Approach: A narrative demonstrating successful execution of MSFC-SPEC-3717 (or equivalent). Must include a summary of past performance on similar projects and a formal certification that all personnel (metallurgists, technicians, NDT inspectors) meet the required industry standards. Not to exceed 1 page. Facility & Equipment Lists: Documentation of the specific LP-DED machinery, powder storage environments, and inspection equipment (e.g., CT scanners, CMM) available at offeror’s site or their primary vendor's site. Not to exceed 1 page. Offerors may also submit the following, if available, with quotes: Quality Certifications: Copies of AS9100, ISO 9001, or Nadcap accreditations specifically covering additive manufacturing, heat treating, and non-destructive testing (NDT). Sample Certificates of Conformance (CoC) or Material Test Reports (MTR) from previous builds. The Government will also consider past performance information in the Supplier Performance Risk System (SPRS) where negative information within SPRS may render a quote being deemed technically unacceptable. The CMMC level required by this RFQ is: CMMC Level 2 (Self). This CMMC level, or higher (see 32 CFR part 170), is required prior to award for each contractor information system that will process, store, or transmit Federal contract information (FCI) or controlled unclassified information (CUI) during performance of the contract. See Provision 252.204-7025 and Clause 252.204-7021, included in this RFQ. The Offeror shall provide, in its offer, the CMMC unique identifier(s) (CMMC UIDs) issued by SPRS for each contractor information system that will process, store, or transmit FCI or CUI during performance of the contract resulting from this RFQ. The following FAR provisions and clauses apply to this solicitation: 52.204-13, System for Award Management Maintenance 52.204-19, Incorporation by Reference of Representations and Certifications 52.209-2, Prohibition on Contracting with Inverted Domestic Corporations—Representation 52.209-10, Prohibition on Contracting with Inverted Domestic Corporations 52.209-11, Representation by Corporations Regarding Delinquent Tax Liability or a Felony Conviction under any Federal Law 52.212-4, Contract Terms and Conditions—Commercial Products and Commercial Services 52.222-50, Combating Trafficking in Persons 52.226-8, Encouraging Contractor Policies to Ban Text Messaging While Driving 52.232-39, Unenforceability of Unauthorized Obligations 52.232-40, Providing Accelerated Payments to Small Business Subcontractors 52.233-4, Applicable Law for Breach of Contract Claim 52.240-90, Security Prohibitions and Exclusions Representations and Certifications DFARS: 252.203-7000, Requirements Relating to Compensation of Former DoD Officials 252.203-7002, Requirement to Inform Employees of Whistleblower Rights 252.203-7005, Representation Relating to Compensation of Former DoD Officials 252.204-7021, Contractor Compliance with the Cybersecurity Maturity Model Certification Level Requirement 252.204-7025, Notice of Cybersecurity Maturity Model Certification Level Requirements 252.225-7048, Export-Controlled Items 252.232-7010, Levies on Contract Payments 252.246-7008, Sources of Electronic Parts Additional terms and conditions: In accordance with DFARS Clause 252.211-7003, the contractor shall provide a unique item identifier (UID) for all delivered items for which the Government’s unit acquisition cost is $5,000.00 or more. This solicitation requires registration with the System for Award Management (SAM) prior to award, pursuant to applicable regulations and guidelines. Registration information can be found at www.sam.gov. Offerors shall include price, payment terms, delivery terms, and the following additional information with submissions: Offeror Point of Contact (including phone number and email address); Offeror CAGE Code; and Offeror SAM UEI. The Government’s method of payment will be electronic payment via Wide Area Workflow (WAWF). Incorporated provisions and clauses are those in effect through the latest Federal Acquisition Circular (FAC). Full text of incorporated FAR/DFARS clauses and provisions may be accessed electronically at https://acquisition.gov/far. The offer shall include price (inclusive of shipping price), shipping terms, and the following additional information with submission: Offeror Point of Contact (including phone number and email address), Offeror CAGE Code, and Offeror DUNs number. Questions and quotations must be submitted via electronic submission to Danielle Hamilton at danielle.n.hamilton4.civ@us.navy.mil. Questions must be received by 05/07/2026, 02:00PM EST; quotes must be received on or before 05/12/26 at 02:00PM EST. Questions and quotes received after these dates and times may not be considered for response and award. Public Attachments: Attachment 1: Drawing 852601-1010_A-HULL-LAH_TANK-REMUS_600 (Distro A) Attachment 2: Drawing 852601-1011_A-BULKHEAD-LAH_TANK-REMUS_600 (Distro A) ## Attachments - [Attachment 2_852601-1011_B-BULKHEAD-PRESSURE_TANK_DISTRO_A.pdf](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/ecda62bda18e4b7f9409062372a027bc/download) ## Publications - April 30, 2026: Combined synopsis and solicitation, due May 12, 2026 at 2:00 PM EDT. Notice a24709e9db284220a2172f4eef3e0ed2. https://sam.gov/workspace/contract/opp/a24709e9db284220a2172f4eef3e0ed2/view - May 12, 2026: Combined synopsis and solicitation, due May 19, 2026 at 2:00 PM EDT. Notice 700baabfca4d4d9b809a31af741fe34c. https://sam.gov/workspace/contract/opp/700baabfca4d4d9b809a31af741fe34c/view - May 15, 2026: Combined synopsis and solicitation, due May 19, 2026 at 2:00 PM EDT. Notice 20ce1ab1cf904dc68b1b27f0fc92c5f8. https://sam.gov/workspace/contract/opp/20ce1ab1cf904dc68b1b27f0fc92c5f8/view - May 19, 2026: Combined synopsis and solicitation, due May 22, 2026 at 2:00 PM EDT. Notice 3882a2041f9f429fb25c0d04a792b332. https://sam.gov/workspace/contract/opp/3882a2041f9f429fb25c0d04a792b332/view - May 22, 2026: Combined synopsis and solicitation, due May 27, 2026 at 2:00 PM EDT. Notice d97e748a20e945f59bfa91736db3a475. https://sam.gov/workspace/contract/opp/d97e748a20e945f59bfa91736db3a475/view - May 27, 2026: Combined synopsis and solicitation, due June 8, 2026 at 2:00 PM EDT. Notice b462756492684caeae2f438ebd6c8871. https://sam.gov/workspace/contract/opp/b462756492684caeae2f438ebd6c8871/view - May 27, 2026: Combined synopsis and solicitation, due June 8, 2026 at 2:00 PM EDT. Notice cc657012791048b09d7e84df62e787b7. https://sam.gov/workspace/contract/opp/cc657012791048b09d7e84df62e787b7/view - June 10, 2026: Combined synopsis and solicitation, due June 19, 2026 at 2:00 PM EDT. Notice c610518203e64becad392a4d018d7a97. https://sam.gov/workspace/contract/opp/c610518203e64becad392a4d018d7a97/view - June 29, 2026: Combined synopsis and solicitation, due July 16, 2026 at 2:00 PM EDT. Notice d9fafbc2d5e14323960c1d8f29ed2f07. https://sam.gov/workspace/contract/opp/d9fafbc2d5e14323960c1d8f29ed2f07/view - July 1, 2026: Combined synopsis and solicitation, due July 16, 2026 at 2:00 PM EDT. Notice 04ec78cc35c9420fa0ac273c76eddfe2. https://sam.gov/workspace/contract/opp/04ec78cc35c9420fa0ac273c76eddfe2/view - September 15, 2026: Combined synopsis and solicitation, due September 15, 2026 at 9:30 AM EDT. Notice 561977106c064f799d8119d2c1b173aa. https://sam.gov/workspace/contract/opp/561977106c064f799d8119d2c1b173aa/view - September 15, 2026: Combined synopsis and solicitation, due September 15, 2026 at 9:30 AM EDT. Notice dfd87ffc16654fd2b5fa1765c5d06747. https://sam.gov/workspace/contract/opp/dfd87ffc16654fd2b5fa1765c5d06747/view ## Points of contact - Danielle Hamilton, danielle.n.hamilton4.civ@us.navy.mil, 4018326985 - Teresa M. Michael, teresa.m.michael2.civ@us.navy.mil, 4018325434 --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/n6660426q0302.