National Stock Number
5945-00-557-2911
National Stock Number (NSN) 5945-00-557-2911, or NIIN 005572911, (relay,thermal) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5945008123695.
There are 3 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. 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 Dec 22, 2007, 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) 03883. [A RELAY SWITCH WHICH IS ACTUATED BY THE EFFECT OF INTERNAL HEAT GENERATED BY THE CURRENT IN ITS ENERGIZING CIRCUIT. FOR ITEMS ACTUATED BY AMBIENT, RATHER THAN INTERNAL TEMPERATURE CHANGES, SEE SWITCH, THERMOSTATIC.]. 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 5945005572911 does not contain precious metals.
This information was last updated on Jul 01, 2025.