National Stock Number
5340-01-027-3943
National Stock Number (NSN) 5340-01-027-3943, or NIIN 010273943, (locking plate,nut and bolt) was assigned September 16, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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, 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 03, 2013, 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) 22247. [A RELATIVELY THIN METAL ITEM OF VARIOUS SHAPES, HAVING TWO OR MORE BOLT HOLES AND LOCKING EARS OR TABS. THE ITEM IS DESIGNED TO BE INSERTED ON THE BOLTS AND THE EARS OR TABS BENT AGAINST THE WRENCHING FLAT(S) OF THE BOLT HEAD OR NUT TO RESTRICT LOOSENING OF THE BOLT OR NUT. THE LOCKING EARS OR TABS MAY BE PREBENT. SEE ALSO RETAINER, NUT AND BOLT.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. 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 5340010273943 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.