National Stock Number
5306-00-354-1821
National Stock Number (NSN) 5306-00-354-1821, or NIIN 003541821, (bolt,eccentric head) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5306006928330.
There are 13 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 14 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 21861. [AN EXTERNALLY THREADED FASTENER THE HEAD OF WHICH IS USUALLY FLAT WITH A PERIPHERY NOT CONCENTRIC TO THE BOLT SHANK. THE HEAD IS NOT DESIGNED FOR WRENCHING. IT MAY HAVE A DRIVE FEATURE LOCATED AT THE THREADED END, WHICH CAN BE USED TO ROTATE THE SCREW AND ECCENTRIC HEAD INTO A LOCKING POSITION TO SECURE A FLANGED OR GROOVE COMPONENT.]. 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 5306003541821 contains an unknown precious metal.
This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.
This information was last updated on Jul 01, 2025.