National Stock Number
6620-00-181-4249
National Stock Number (NSN) 6620-00-181-4249, or NIIN 001814249, (weight,counterbalance) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 001814249 was cancelled on July 2, 1999, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 3040013826456. This NSN replaces 1 stock number, 6620009162981.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6620001814249 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.