National Stock Number
6640-00-359-9720
National Stock Number (NSN) 6640-00-359-9720, or NIIN 003599720, (clamp,tubing,regulating-shutoff) 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, 6640002905789.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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 Sep 30, 2008. 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: SPM2DS08MC582, SPM2DS08MC582. The total value of the awarded contracts has been US$ 4.03.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 81028. [AN ITEM DESIGNED TO SURROUND A TUBE OF RUBBER, PLASTIC, OR OTHER FLEXIBLE MATERIAL. IT IS USED TO SQUEEZE OR TO COMPLETELY COMPRESS THE TUBE IN ORDER TO STOP AND/OR REGULATE LIQUID OR GAS FLOW IN THE 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 information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6640003599720 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.