National Stock Number
5977-00-930-5531
National Stock Number (NSN) 5977-00-930-5531, or NIIN 009305531, (brush set,electrical contact) was assigned June 8, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5977010770600.
There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers 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 somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 15251. [A COMBINATION OF TWO OR MORE BRUSHES CONFORMING TO THE ITEM NAME BRUSH, ELECTRICAL CONTACT, USED AS A SET IN A SPECIFIC PIECE OF EQUIPMENT. THE INDIVIDUAL BRUSHES MAY BE IDENTICAL OR NONIDENTICAL. FOR TWO OR MORE BRUSHES CONNECTED TOGETHER BY A COMMON SHUNT, PRESSURE BAR, AND THE LIKE, SEE BRUSH, ELECTRICAL CONTACT. EXCLUDES:CONTACT ASSEMBLY, ELECTRICAL AND CONTACT SET (AS MODIFIED)]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5977009305531 contains an unknown precious metal.
This NSN is associated to Schedule B 8545200000: carbon or graphite brushes of a kind used for electrical purposes. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335991: carbon and graphite product manufacturing.
This information was last updated on Jul 01, 2025.