National Stock Number
5977-00-351-6559
National Stock Number (NSN) 5977-00-351-6559, or NIIN 003516559, (arm,electrical contact brush) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 6 stock numbers. Five of the National Stock Numbers that it replaces are: 5977002850743, 5977009185567, 5975003185611, 5977001829136, 5975003607710.
There are 6 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 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 fairly common among different weapons systems, belonging to 11 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 26004. [AN ITEM DESIGNED TO TRANSMIT PRESSURE TO A BRUSH, ELECTRICAL CONTACT FOR THE PURPOSE OF MAINTAINING CONTACT BETWEEN THE BRUSH AND ANOTHER CONDUCTING SURFACE FOR THE TRANSFER OF ELECTRICAL ENERGY. THE ITEM MAY INCLUDE ONE OR MORE PRESSURE SPRINGS OR TENSION SPRINGS.]. 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 5977003516559 contains an unknown precious metal.
This NSN is associated to Schedule B 8545900000: electrical carbon or graphite articles,nesoi. 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.