National Stock Number
9135-01-039-4366
National Stock Number (NSN) 9135-01-039-4366, or NIIN 010394366, (propellant pressurizing agent,helium) was assigned April 20, 1977 in the Federal Logistics Information System (FLIS). NIIN 010394366 was cancelled on November 2, 2017, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 9135016659887. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 27364. [A CHEMICAL MANUFACTURED SPECIFICALLY FOR PRESSURIZATION OF ROCKET ENGINE PROPELLANT SYSTEMS AND HAVING A MINIMUM ASSAY BY VOLUME OF NOT LESS THAN 99.995 PERCENT HELIUM. THE IMPURITIES SHALL BE LIMITED AS NECESSITATED BY ITS SPECIAL USE. EXCLUDES:HELIUM (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 9135010394366 does not contain precious metals.
This information was last updated on May 01, 2025.