The purpose of this amendment is to add additional Questions and Answers to this solicitation and to close question submissions at 0900, PST on 3/31/2026. No additional questions will be answered after that time. The Naval Air Warfare Center, Weapons Division, China Lake, CA intends to procure on a full and open competition basis: Helium. Complete details will be available in the solicitation. This procurement will be a small business set-aside and all responsible sources may submit a quote, which shall be considered by the agency. Complete details will be available in the solicitation. The solicitation or Request for Quote (RFQ) will be posted on the Contract Opportunities website at http://beta.sam.gov/ on or about 03/25/2026. Please respond to Yvonne Stockwell by email at yvonne.c.stockwell.civ@us.navy.mil. All responsible sources must be registered in the System for Award Management (SAM) database at the following website: https://www.sam.gov/portal/public/SAM/. Contractors must be certified through Defense Logistics Information Services (DLIS) in order to access Controlled Unclassified Information within Contract Opportunities. See the DLIS website for registration details: https://public.logisticsinformationservice.dla.mil/jcp/search.aspx Going forward, all new entities registering in GSA's System for Award Management (SAM), as well as existing registrations being updated or renewed, will require the submission of an original, signed notarized letter identifying the authorized Entity Administrator for the entity associated with the Data Universal Numbering System (DUNS) number. Effective June 11, 2018, entities who create or update their registration in SAM.gov to apply only for federal assistance opportunities such as grants, loans, and other financial assistance programs, have a notarized letter on file within 30 days of registration. Additionally, Effective June 29, 2018, all non-Federal entities who create or update their registration in SAM.gov, have a notarized letter on file within 30 days of registration. It is recommended that all interested parties be aware that processing this additional information may take several days and are proactive in maintaining the SAM registrations in an "Active" status as the government cannot award to an entity without an "Active" SAM registration. More information can be found at www.gsa.gov/samupdate.