National Stock Number (NSN) 5940-00-665-9555, or NIIN 006659555, (splice,conductor) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5940002444425, 5940005814810.
There are 12 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 9 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, with the most recent procurement date of Aug 28, 2020. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A620PP012, SPE4A620P3337, SPE4A619V250A, SPE4A619V169P, SPE4A616MJ336. The total value of the awarded contracts has been US$ 2,874.61.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small 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 Apr 26, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00137. [AN ITEM DESIGNED TO EXPEDITE OR SIMPLIFY THE CONNECTION OF TWO OR MORE ELECTRICAL CONDUCTORS WITHOUT BRINGING THEM TO A FIXED POINT SUCH AS A BINDING POST OR TERMINAL. IT MAY HAVE A SEPARATE TUBULAR SHAPED PIECE OF NONMETALLIC, FLEXIBLE MATERIAL DESIGNED TO BE SLIPPED OVER THE CRIMPED FIRST PIECE TO SEAL THE CONDUCTOR JOINT THROUGH HEAT SEALING.]. 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 5940006659555 does not contain precious metals.
This NSN is associated to Schedule B 8538907080: parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335314: relay and industrial control manufacturing.
This information was last updated on Aug 01, 2025.