National Stock Number
5815-00-989-0443
National Stock Number (NSN) 5815-00-989-0443, or NIIN 009890443, (clamp,lower) was assigned November 2, 1966 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 06, 2019, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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) 77777. 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 5815009890443 does not contain precious metals.
This information was last updated on Jul 01, 2025.