National Stock Number
6635-00-641-3496
National Stock Number (NSN) 6635-00-641-3496, or NIIN 006413496, (testing machine,soil liquid limi) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6630009966371.
There are 4 manufacturer part numbers associated with this NSN. 3 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 02, 2014. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A414VF472, SPM4A412V0670, SPM4A611V4960, SPM4A411MV285, SPM4A411MV285. The total value of the awarded contracts has been US$ 19,775.36.
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 Mar 13, 2007, 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) 18987. [A MECHANICAL DEVICE CONSISTING OF A CUP MOUNTED ON A HINGED BRACKET IN SUCH A MANNER THAT THE CUP IS RAISED AND DROPPED THROUGH A SPECIFIC DISTANCE UPON A HARD BASE BY MEANS OF A CAM MECHANISM. IT IS USED FOR DETERMINING THE LIQUID LIMIT OF SOIL OR THE MOISTURE CONTENT AT WHICH SOIL WILL FLOW WHEN JARRED IN ACCORDANCE WITH ESTABLISHED SOIL TESTING METHODS.]. 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 6635006413496 does not contain precious metals.
This information was last updated on Jul 01, 2025.