National Stock Number
6640-00-290-2237
National Stock Number (NSN) 6640-00-290-2237, or NIIN 002902237, (tube,combustion,laboratory) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002902237 was cancelled on November 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, 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 Mar 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 18853. [A TUBULAR DEVICE, USUALLY OF GLASS, USED IN COMBUSTION FURNACES TO FACILITATE CHEMICAL REACTIONS AT HIGH TEMPERATURES. IT MAY HAVE BOTH ENDS OPEN WITH ONE END CONSTRICTED AND/OR TAPERED; OR ONE END MAY BE CLOSED. IT MAY ALSO HAVE A SIDE TUBULATION.]. 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 6640002902237 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.