National Stock Number (NSN) 5977-01-279-8171, or NIIN 012798171, (holder assembly,electrical conta) was assigned May 25, 1988 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those 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, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 35 contracts issued for this part number, with 36 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4AX25F3781, SPE4AX25F3781, SPE4AX25F3781, SPE4AX25F3781, SPE4AX25F3781. The total value of the awarded contracts has been US$ 2,807,343.88.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a moderate amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00201. [AN ITEM CONSISTING OF TWO OR MORE HOLDER, ELECTRICAL CONTACT BRUSH ON A COMMON MOUNTING OR MOUNTED ON EACH OTHER, OR ONE HOLDER, ELECTRICAL CONTACT BRUSH MOUNTED ON A BRACKET. MAY INCLUDE FACILITIES FOR APPLYING PRESSURE TO THE BRUSH(ES) AND MAY ALSO BE FURNISHED WITH THE BRUSH(ES). FOR ITEMS CONSISTING OF TWO OR MORE BRUSH HOLDERS (BOXES) CAST AS AN INSEPARABLE UNIT, SEE HOLDER, ELECTRICAL CONTACT BRUSH. SEE ALSO RING, HOLDER, ELECTRICAL BRUSH.]. 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 5977012798171 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.