National Stock Number
3655-00-429-2896
National Stock Number (NSN) 3655-00-429-2896, or NIIN 004292896, (purging unit,air,liquid oxygen s) was assigned March 5, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
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 Dec 07, 2014, 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) 60880. [AN APPARATUS DESIGNED TO PURGE MOISTURE AND OTHER CONTAMINANTS FROM LIQUID OXYGEN STORAGE AND TRANSFER TANKS BY HEATING AIR DRAWN FROM THE ATMOSPHERE AND CAUSING THE HEATED AIR TO FLOW THROUGH THE SYSTEM.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 3655004292896 does not contain precious metals.
This NSN is associated to Schedule B 8405900000: parts for producer gas, water gas, acetylene gas and similar water process gas generators, with or without their purifiers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Jul 01, 2025.