National Stock Number
6640-00-558-0652
National Stock Number (NSN) 6640-00-558-0652, or NIIN 005580652, (flask,boiling) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005580652 was cancelled on December 16, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 6640000606177.
There are 3 manufacturer part numbers associated with this NSN. 2 of those 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.
This NSN is assigned to Item Name Code (INC) 16770. [A GLOBE-SHAPED VESSEL WITH A NECK, AND A FLAT OR ROUND BOTTOM, DESIGNED TO CONTAIN SUBSTANCES TO BE HEATED OR BOILED. ITS MOUTH MAY BE DESIGNED TO ACCOMMODATE EITHER A RUBBER STOPPER OR A GROUND JOINT. FOR FLASKS HAVING MORE THAN ONE NECK, SEE FLASK, DISTILLING.]. 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 6640005580652 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.