National Stock Number (NSN) 5930-01-027-8189, or NIIN 010278189, (switch,trigger) was assigned September 20, 1976 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. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 17 sources of supply.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 12 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A725PA944, SPE7M822P4254, SPE7M822P4039, SPE7M822P2387, SPE7M822P1962. The total value of the awarded contracts has been US$ 122,179.32.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 9 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 25, 2010, 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) 00444. [A SWITCH WHICH IS ACTUATED BY PULLING A TRIGGER. THE SWITCHING DEVICE WITH TRIGGER ACTION MAY BE A SEPARATE UNIT BUT IS USUALLY MOUNTED OR DESIGNED TO BE MOUNTED IN A PISTOL-GRIP HANDLE. IT MAY INCLUDE PROVISIONS FOR LOCKING THE SWITCH IN THE "ON" POSITION. EXCLUDES:GRIP ASSEMBLY, CONTROLLER, AIRCRAFT.]. 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 5930010278189 contains an unknown precious metal.
This NSN is associated to Schedule B 9305100090: parts and accessories of revolvers or pistols of headings 9301 to 9304, except frames and receivers. The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing.
This information was last updated on Jul 01, 2025.