National Stock Number
5977-01-009-0559
National Stock Number (NSN) 5977-01-009-0559, or NIIN 010090559, (ring,electrical contact) was assigned September 4, 1975 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 29, 2003, 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 physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 02474. [AN ITEM CONSISTING OF A CONTINUOUS ELECTRICALLY CONDUCTIVE MATERIAL OF CIRCULAR OR RING SHAPE SPECIFICALLY DESIGNED TO BE USED IN CONJUNCTION WITH A CONTACT BRUSH TO ESTABLISH AN ELECTRICAL CIRCUIT BETWEEN A ROTATING ITEM AND A STATIONARY ITEM. SEE ALSO COMMUTATOR.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5977010090559 does not contain precious metals.
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.