National Stock Number
6640-00-558-0650
National Stock Number (NSN) 6640-00-558-0650, or NIIN 005580650, (flask,boiling) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005580650 was cancelled on August 2, 2011, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6640008576877. This NSN replaces 1 stock number, 6640000606175.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
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 6640005580650 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.