National Stock Number
5945-01-253-1921
National Stock Number (NSN) 5945-01-253-1921, or NIIN 012531921, (relay,rotary) was assigned April 14, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
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 Mar 29, 1996, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 03890. [A RELAY WHOSE CONTACT ARM MAY ROTATE THROUGH 360 DEGREES BUT NOT IN ONE OPERATION. INCLUDES ROTARY RELAYS WHICH AUTOMATICALLY RESET. FOR AN ITEM HAVING THE DUAL FUNCTIONS OF A SWITCH AND A RELAY ASSEMBLED TOGETHER ON A COMMON MOUNTING, SEE RELAY-SWITCH. EXCLUDES:SWITCH, ROTARY; SWITCH, STEPPING; AND SWITCH, TELEPHONE (AS MODIFIED).]. This item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5945012531921 does not contain precious metals.
This information was last updated on May 01, 2025.