National Stock Number
5310-00-633-2587
National Stock Number (NSN) 5310-00-633-2587, or NIIN 006332587, (locknut,rapid alignment) 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 is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 5 years, with the most recent procurement date of Jul 31, 2014. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE5E814V7620. The total value of the awarded contracts has been US$ 785.04.
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 13, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 40079. [AN ITEM HAVING INTERNAL THREADS DESIGNED TO MATE WITH AN EXTERNAL THREAD. THE ITEM IS TWO PERMANENTLY JOINED, INDEPENDENTLY ROTATABLE SLOTTED NUTS. IN THE OPEN STATE (SLOTS ALIGNED), THE ITEM CAN BE READILY SLIPPED ONTO OR OFF A THREADED ROD, BOLT, OR THE LIKE. IN THE CLOSED STATE (180 DEGREES BETWEEN NUT SLOTS), THE NUT LOCKS ONTO THE EXTERNAL THREAD. THE SLOTS RUN THE ENTIRE HEIGHT OF THE NUT. EXCLUDES:NUT, PLAIN, SLOTTED (AS MODIFIED); NUT, SELF-LOCKING, SLOTTED (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310006332587 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.