National Stock Number
3040-00-354-1178
National Stock Number (NSN) 3040-00-354-1178, or NIIN 003541178, (weight,counterbalance) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 2815003849335, 2815001481493.
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.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 01, 2011, 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) 35553. [A WEIGHT DESIGNED TO OVERCOME STATIC AND/OR DYNAMIC UNBALANCE OF A ROTATING PART OR A ROTATING ASSEMBLY. IT MAY BE OF VARIOUS SHAPES AND DESIGNS.]. 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 3040003541178 contains an unknown precious metal.
This NSN is associated to Schedule B 8302300000: other mountings, fittings and similar articles (except hinges) suitable for motor vehicles; and parts thereof, all of base metal. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 332510: hardware manufacturing.
This information was last updated on Jul 01, 2025.