National Stock Number (NSN) 5930-00-904-0521, or NIIN 009040521, (switch,sensitive) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5930005385314.
There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 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 a year. There have been 9 contracts issued for this part number, with 9 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7M823P1387, SPE7M822V1538, SPE7M821P0654, SPE7M820P3137, SPE7M820V0553. The total value of the awarded contracts has been US$ 14,081.63.
This NSN is somewhat common among different platforms, belonging to 9 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 6,610. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 13, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 00399. [A SWITCH WITH A QUICK-ACTING MECHANISM ACTUATED BY A HIGHLY DELICATE TACTILE CONTACT. IT MAY INCLUDE A TIMER FUNCTION. INCLUDES MEMBRANE SWITCH. EXCLUDES: SWITCH,FLEXIBLE; SWITCH,PRESSURE; AND 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 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 5930009040521 contains an unknown precious metal.
This NSN is associated to Schedule B 8536509050: switches, slide, for a voltage not exceeding 1,000 v. 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 Jul 01, 2025.