National Stock Number
6640-00-479-8438
National Stock Number (NSN) 6640-00-479-8438, or NIIN 004798438, (bulb,pressure,laboratory) was assigned February 11, 1970 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, 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) 18823. [AN ITEM WITH TWO VALVES, USED FOR APPLYING AIR PRESSURE TO RESERVOIR SOLUTIONS AND WASH BOTTLES; ALSO USED FOR FILLING BURETTES. IT MAY HAVE A SHORT LENGTH OF RUBBER TUBE ON ONE END.]. 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 6640004798438 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.