NSN 5999-00-258-8851, 5999002588851
Cancelled -> Replaced by 6105005783937

Federal Supply Classification: FSC 5999 - Miscellaneous Electrical and Electronic Components
National Item Identification Number: NIIN 002588851
Codification Country: United States
Item Name Code: INC 16186
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) 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.

Availability: In Stock Qualified Suppliers: We have 2 qualified suppliers

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DLMS^® Summary

National Stock Number 5999-00-258-8851

National Stock Number (NSN) 5999-00-258-8851, or NIIN 002588851, (cap,electrical) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 6105005783937, 1680006219746, 6105003995963, 5945000312733.

There are 12 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Not established. Not established.

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.]. 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 5999002588851 contains an unknown precious metal.

This NSN is associated to Schedule B 8543909000: electrical machines and apparatus parts, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.

This information was last updated on Aug 01, 2025.