National Stock Number
5985-01-663-1840
National Stock Number (NSN) 5985-01-663-1840, or NIIN 016631840, (mast) was assigned April 28, 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. One of those 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 29, 2017, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00188. [AN ITEM ESSENTIALLY OF COLUMNAR SHAPE, HAVING A SINGLE FOOTING OR MOUNTING BASE, USED TO SUPPORT ANOTHER ITEM. IT MAY INCLUDE ACCESSORIES SUCH AS GUYS, INSULATORS, AND COLLARS. SEE ALSO TOWER. FOR SIMILAR ITEMS OF THIS TYPE USED TO CARRY POWER AND/OR COMMUNICATION LINES, SEE POLE, LINE CONSTRUCTION (AS MODIFIED)]. 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 5985016631840 does not contain precious metals.
This NSN is associated to Schedule B 9030908040: parts and accessories of articles of schedule b subheading 9030.40. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334515: instrument manufacturing for measuring and testing electricity and electrical signals.
This information was last updated on Aug 01, 2025.