National Stock Number (NSN) 5310-01-488-9257, or NIIN 014889257, (nut,sleeve) was assigned September 6, 2001 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, 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 Mar 24, 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: SPE5E814V3822. The total value of the awarded contracts has been US$ 15,450.00.
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 Feb 11, 2020, 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) 29735. [AN INTERNALLY THREADED ITEM WITH A CYLINDRICAL AND/OR SQUARE, HEXAGONAL, OCTAGONAL, OR DODECAGONAL OUTER PERIPHERY (PARALLEL TO THE THREADED AXIS) A PORTION(S) OF WHICH MAY OR MAY NOT BE ENLARGED, FORMING A FLANGE(S) AND/OR SHOULDER(S). ITEMS NOT HAVING AN ENLARGED OUTER PORTION MAY BE THREADED, A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS HAVING AN ENLARGED OUTER PORTION (FLANGE(S) OR SHOULDER(S)) MAY BE THREADED THE FULL LENGTH, THREADED A PART OF THE FULL LENGTH, OR TAPPED FROM BOTH ENDS. ITEMS TAPPED FROM BOTH ENDS SHALL HAVE EITHER RIGHT-HAND THREADS ON BOTH ENDS OR LEFT-HAND THREADS ON BOTH ENDS. FOR ITEMS CONFORMING TO ANY OF THE ABOVE AND HAVING A LENGTH OVERALL EXCEEDING TWO TIMES THE LARGEST OUTSIDE DIAMETER OR WIDTH ACROSS FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. FOR ITEMS WITH AN OUTSIDE CONTOUR THAT IS THE SAME THE FULL LENGTH, HAVING A CONTINUOUS THREAD THROUGH ITS ENTIRE LENGTH, AND THE LENGTH DOES NOT EXCEED TWO TIMES THE DIAMETER OR WIDTH ACROSS THE FLATS USE NUT (1), PLAIN (AS MODIFIED). EXCLUDES:NUT (1), PLAIN, CAP. SEE ALSO TURNBUCKLE BODY.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 5310014889257 does not contain precious metals.
This information was last updated on Jun 01, 2025.