National Stock Number
2640-00-720-2529
National Stock Number (NSN) 2640-00-720-2529, or NIIN 007202529, (housing,valve core,dual seal inn) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 2640004811547, 2640004683674.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 17023. [A METAL OR METAL AND RUBBER TUBULAR STEM DESIGNED TO INCLOSE A VALVE CORE, PNEUMATIC TIRE AND TO FORM A COMPLETE VALVE WHEN INSERTED INTO THE VALVE SEAT OF A DUAL SEAL INNER TUBE. IT PERMITS INFLATION OR DEFLATION OF BOTH COMPARTMENTS OF A DUAL SEAL INNER TUBE. MAY INCLUDE A VALVE CORE, PNEUMATIC TIRE AND/OR CAP, TIRE VALVE. EXCLUDES VALVE, PNEUMATIC TIRE.]. 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 2640007202529 does not contain precious metals.
This information was last updated on Jul 01, 2025.