National Stock Number
1680-01-555-8900
National Stock Number (NSN) 1680-01-555-8900, or NIIN 015558900, (ballast,aircraft) was assigned September 17, 2007 in the Federal Logistics Information System (FLIS). NIIN 015558900 was cancelled on April 18, 2020, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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, there are no suppliers that 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 Sep 17, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 48963. [AN ITEM OF VARIOUS SHAPES AND DESIGNS. IT MAY BE A PERMANENT OR TEMPORARY WEIGHT INSTALLED IN AN AIRCRAFT FOR THE PURPOSE OF BRINGING THE CENTER OF GRAVITY INTO THE DESIRED RANGE FOR SPECIFIC FLIGHT CONDITIONS. IT MAY HAVE MOUNTING PROVISIONS SUCH AS HOLES OR SLOTS TO FACILITATE INSTALLATION. EXCLUDES:ITEMS PRIMARILY DESIGNED TO OVERCOME DYNAMIC UNBALANCE OF A ROTATING PART OR ASSEMBLY. EXCLUDES:WEIGHT, COUNTERBALANCE.]. 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 1680015558900 does not contain precious metals.
This information was last updated on Jul 01, 2025.