National Stock Number (NSN) 5340-00-191-7977, or NIIN 001917977, (fastener,pawl) was assigned March 4, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L124V1544, SPE7L123V7929, SPM5EK12V0858, SPM5EK12V0858, SPM5EK12V0858. The total value of the awarded contracts has been US$ 4,703.52.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 17, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 28416. [A SELF-CONTAINED ITEM WITH A KNOB OR A KEY ACTUATED PAWL, DESIGNED TO FASTEN PANELS, DOORS, AND THE LIKE, TO FRAMES OR ADJOINING SURFACES. THE PAWL MAY BE PRESET TO ACCOMMODATE FRAMES OR SURFACES OF A SPECIFIC THICKNESS, OR MAY BE ADJUSTABLE TO ACCOMMODATE FRAMES OR SURFACES OF VARIABLE THICKNESSES. FOR ITEMS WITH ADJUSTABLE PAWLS, THE PAWL MUST BE ACTUATED THROUGH CONTINUAL ROTATION OF THE KNOB OR KEY UNTIL THE PAWL ENGAGES THE ADJOINING SURFACE.]. 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 5340001917977 does not contain precious metals.
This NSN is associated to Schedule B 8302497500: other base metal mountings, fittings etc, nesoi. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332510: hardware manufacturing.
This information was last updated on Aug 01, 2025.