National Stock Number
6635-00-221-5521
National Stock Number (NSN) 6635-00-221-5521, or NIIN 002215521, (testing machine,vibration fatigue) was assigned December 19, 1971 in the Federal Logistics Information System (FLIS). NIIN 002215521 was cancelled on December 16, 2017, 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 is only one manufacturer part number 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, there are no suppliers 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.
This NSN is assigned to Item Name Code (INC) 10900. [AN ITEM FOR TESTING THE RESISTANCE OF AN EQUIPMENT BY SUBJECTING IT TO VIBRATIONS OF DIFFERENT TYPES.]. 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 6635002215521 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.