National Stock Number
5945-00-503-9931
National Stock Number (NSN) 5945-00-503-9931, or NIIN 005039931, (relay,solid state) was assigned July 9, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated 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, 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 10, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 31446. [A SELF-CONTAINED DEVICE THAT PERFORMS THE FUNCTION OF OPENING OR CLOSING AN ELECTRICAL CIRCUIT IN RESPONSE TO ELECTRICAL CHANGES IN AN EXTERNAL CIRCUIT. IN LIEU OF SEPARABLE CONTACTS AND THEIR ACTUATOR(S), THE SWITCHING FUNCTION IS ACCOMPLISHED BY MEANS OF AN ARRANGEMENT OF SEMICONDUCTORS AND PASSIVE CIRCUIT DEVICES. THE DEVICE IS DESIGNED TO HAVE ELECTRICAL ISOLATION BETWEEN CONTROL CIRCUIT AND OUTPUT CIRCUIT. EXCLUDES RELAY, HYBRID.]. 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 5945005039931 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.