National Stock Number
6680-00-290-5526
National Stock Number (NSN) 6680-00-290-5526, or NIIN 002905526, (glass,liquid sight indicator,flat) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002905526 was cancelled on July 2, 2019, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 6680005999453. This NSN does not replace any other NSNs.
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) 19672. [AN ITEM DESIGNED TO BE ATTACHED TO THE LIQUID CHAMBER OF AN INDICATOR, SIGHT, LIQUID PERMITTING THE VISUAL EXAMINATION OF THE AMOUNT OF LIQUID IN A RESERVOIR, PIPE OR THE LIKE.]. 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 6680002905526 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.