National Stock Number
6635-01-485-9637
National Stock Number (NSN) 6635-01-485-9637, or NIIN 014859637, (meter,density,digital) was assigned June 13, 2001 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 4 of those 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. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 24 contracts issued for this part number, with 32 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE7M125F1636, SPE7M225V1955, SPE7M225V1415, SPE4A625V0446, SPE4A624V9777. The total value of the awarded contracts has been US$ 1,289,244.09.
This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.
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 Sep 08, 2012, 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) 53626. [A DEVICE DESIGNED TO DETERMINE DENSITY AND/OR SPECIFIC GRAVITY OF A LIQUID OR PASTY SAMPLE BY INSERTING THE SAMPLE INTO A U-TUBE AND SUBJECTING IT TO AN ELECTROMAGNETIC EXCITATION (VIBRATING TUBE).]. 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 6635014859637 does not contain precious metals.
This information was last updated on Aug 01, 2025.