National Stock Number
3040-00-987-7398
National Stock Number (NSN) 3040-00-987-7398, or NIIN 009877398, (damper,inertia) was assigned October 28, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2805001073984.
There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 Sep 02, 2005, 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) 60373. [AN ITEM SPECIFICALLY DESIGNED TO BE ATTACHED TO AN ELECTRICALLY OR MECHANICALLY DRIVEN SHAFT FOR THE PURPOSE OF RETARDING SPEED, AND MINIMIZING OSCILLATION, VIBRATION AND FREE SPINNING.]. 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 3040009877398 contains an unknown precious metal.
This NSN is associated to Schedule B 8483407000: speed changers, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333612: speed changer, industrial high-speed drive, and gear manufacturing.
This information was last updated on Jul 01, 2025.