National Stock Number
5985-01-253-6324
National Stock Number (NSN) 5985-01-253-6324, or NIIN 012536324, (coupler,direct current blocking) was assigned April 22, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 2 contracts issued for this part number, with 2 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M424P4803, SPE7M424P4803, SPE7M024P3899. The total value of the awarded contracts has been US$ 2,500.00.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little 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 Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 36153. [A COUPLER WHICH IS SPECIFICALLY DESIGNED TO BE INSERTED INTO A COAXIAL TRANSMISSION LINE TO PERMIT FLOW OF RADIO FREQUENCY ELECTRICAL ENERGY WHILE PREVENTING THE FLOW OF SIGNALS BELOW 20 KILOHERTZ (KILOCYCLES). IT CONSISTS OF A SHORT SECTION OF COAXIAL LINE WHICH HAS A CAPACITANCE IN SERIES WITH THE CENTER AND/OR OUTER CONDUCTOR. SEE ALSO COUPLER (1), DIRECT CURRENT SHORTING; COUPLER, DIRECTIONAL AND COUPLER (1), TRANSMISSION LINE.]. 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 5985012536324 does not contain precious metals.
This NSN is associated to Schedule B 8529109000: antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334220: radio and television broadcasting and wireless communications equipment manufacturing.
This information was last updated on Jul 01, 2025.