National Stock Number
5930-00-504-3657
National Stock Number (NSN) 5930-00-504-3657, or NIIN 005043657, (switch,pressure) 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 are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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 Apr 25, 2008, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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) 00206. [A SWITCH WHICH IS ACTUATED BY CHANGES IN PRESSURE OF ANY GAS OR LIQUID OR BY CHANGES IN A VACUUM ACTING UPON ITS SENSING ELEMENT. EXCLUDES:BAROSWITCH; SWITCH,PRESSURE-THERMOSTATIC; AND SWITCH,SENSITIVE.]. 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 5930005043657 contains an unknown precious metal.
This NSN is associated to Schedule B 8536509065: switches, for a voltage not exceeding 1000 volts, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335931: current-carrying wiring device manufacturing.
This information was last updated on Aug 01, 2025.