National Stock Number
5340-01-660-4000
National Stock Number (NSN) 5340-01-660-4000, or NIIN 016604000, (clamp,block) was assigned January 20, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 28, 2020, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 37415. [A SQUARE OR RECTANGULAR MULTIPIECE ITEM DESIGNED TO BE ATTACHED TO ANOTHER OBJECT OR STRUCTURE. IT MUST HAVE ONE OR MORE HOLES DESIGNED TO SURROUND AND SECURELY GRIP ITEMS SUCH AS ELECTRICAL CABLES, CONDUITS, PIPES, TUBES AND/OR HOSES. IT MAY HAVE ONE OR MORE HOLES DESIGNED TO PREVENT SNAGGING OR CHAFING AND PROVIDE SUPPORT AND/OR GUIDANCE TO MOVING CABLE PASSING THROUGH IT. IT MAY HAVE AN INTEGRAL CLAMPING FEATURE. FOR ITEMS SPECIFICALLY DESIGNED TO SERVE AS A GUIDE, SEE FAIRLEAD, BLOCK AND FAIRLEAD SECTION, BLOCK. EXCLUDES:BRACKET, PIPE.]. 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 5340016604000 does not contain precious metals.
This information was last updated on Aug 01, 2025.