National Stock Number
6680-01-522-4157
National Stock Number (NSN) 6680-01-522-4157, or NIIN 015224157, (indicator,sight,liquid) was assigned July 29, 2004 in the Federal Logistics Information System (FLIS). NIIN 015224157 was cancelled on August 2, 2013, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 6680011907338. 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, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 25, 2011. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM4A611MGR38. The total value of the awarded contracts has been US$ 786.00.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 21, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 03175. [AN ITEM SO DESIGNED TO HAVE A PORTION OR ALL OF ITS BODY TRANSPARENT TO PERMIT THE VISUAL EXAMINATION OF THE AMOUNT OF LIQUID IN A PRESSURE VESSEL, BOILER, EVAPORATOR, STILL, PROCESSING TANK, RESERVOIR, PIPE TUBING LINE, AND THE LIKE, AND/OR TO DETERMINE THE FLOW TO A LUBRICATED PART. IT MAY ALSO BE PROVIDED WITH AN ELEMENT THAT CHANGES COLORS TO INDICATE CHANGES IN MOISTURE CONTENT. THE ITEM MAY HAVE A MEANS FOR REFILLING. EXCLUDES:INDICATOR, LIQUID QUANTITY AND INDICATOR, RATE OF FLOW.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6680015224157 does not contain precious metals.
This information was last updated on Aug 01, 2025.