National Stock Number
6635-01-172-9292
National Stock Number (NSN) 6635-01-172-9292, or NIIN 011729292, (block,ultrasonic) was assigned February 28, 1984 in the Federal Logistics Information System (FLIS). NIIN 011729292 was cancelled on September 15, 2005, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6635011485477. 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) 77777. 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 6635011729292 does not contain precious metals.
This information was last updated on Jul 01, 2025.