National Stock Number
6350-00-478-1840
National Stock Number (NSN) 6350-00-478-1840, or NIIN 004781840, (buzzer) was assigned June 16, 1971 in the Federal Logistics Information System (FLIS). NIIN 004781840 was cancelled on September 2, 2008, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6350004801410. 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 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 14633. [AN ITEM CONSISTING OF AN ELECTROMAGNETIC OR ELECTRONIC DEVICE OPERATING WITH AN ARMATURE OR ACCORDING TO THE PIEZOELECTRIC EFFECT, OR THE LIKE. INCLUDES BUZZERS FOR TESTING AND SIGNALING PURPOSES.]. 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 6350004781840 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.