National Stock Number
5999-00-233-4978
National Stock Number (NSN) 5999-00-233-4978, or NIIN 002334978, (contact,electrical) was assigned January 1, 1963 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for 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 Nov 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. 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) 00443. [AN ITEM CONSISTING OF AN ELECTRICALLY CONDUCTIVE MATERIAL DESIGNED TO FURNISH A SURFACE WHICH WILL PHYSICALLY AND ELECTRICALLY MEET ANOTHER CONDUCTING SURFACE FOR THE PURPOSE OF TRANSFERRING ELECTRICAL ENERGY AND/OR OPENING AND CLOSING CIRCUITS. INCLUDES MOVING CONTACTS WHICH MAKE AND/OR SLIDE OVER STATIONARY CONTACTS OR OTHER STATIONARY CONDUCTIVE MATERIAL TO A RESULTING FIXED POSITION. EXCLUDES:ITEMS WHICH ARE USED IN CONJUNCTION WITH CONTINUALLY MOVING SURFACES OR WHICH MAKE CONTACT BY GRIPPING ACTION OF THE CONTACT SURFACES. SEE ALSO CLIP, ELECTRICAL; CLAMP, ELECTRICAL; BRUSH, ELECTRICAL CONTACT; PLUG, TIP; AND JACK, TIP.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5999002334978 contains an unknown precious metal.
This NSN is associated to Schedule B 8538907040: electrical metal contacts for heading 8535, 8536 & 8537. The Schedule B End Use is listed as electric apparatus. NAICS classification category 334417: electronic connector manufacturing.
This information was last updated on Aug 01, 2025.