National Stock Number
5999-00-378-2991
National Stock Number (NSN) 5999-00-378-2991, or NIIN 003782991, (cap,electrical) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 003782991 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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) 16186. [A CAP FOR USE WITH ELECTRONIC OR ELECTRICAL ITEMS. EXCLUDES:BOOT, DUST AND MOISTURE SEAL; CAP, IGNITION DISTRIBUTION; AND COVER, ELECTRICAL CONNECTOR.]. 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 5999003782991 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.