National Stock Number
2640-00-451-8088
National Stock Number (NSN) 2640-00-451-8088, or NIIN 004518088, (flap,inner tube,pneumatic tire) was assigned May 21, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2640006999473.
There are 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 09, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
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 2640004518088 does not contain precious metals.
This information was last updated on Jul 01, 2025.