National Stock Number
2640-01-539-4256
National Stock Number (NSN) 2640-01-539-4256, or NIIN 015394256, (flap,inner tube,pneumatic tire) was assigned April 20, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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) 61787. [A ONE-PIECE OR SPLIT CIRCULAR ITEM MADE OF MOLDED RUBBER AND/OR FABRIC, DESIGNED FOR USE BETWEEN THE INNER TUBE AND RIM BEAD OF A PNEUMATIC TIRE TO PREVENT CHAFFING OR PINCHING OF THE INNER TUBE WHEN THE TIRE IS ASSEMBLED ON A WHEEL. EXCLUDES:RUBBER STRIP; RUBBER SHEET (AS MODIFIED); AND SEAL, RUBBER (AS MODIFIED).]. 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 2640015394256 does not contain precious metals.
This information was last updated on Jun 01, 2025.