National Stock Number
5985-00-881-9305
National Stock Number (NSN) 5985-00-881-9305, or NIIN 008819305, (discriminator,loading-phasing) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number 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.
This NSN is assigned to Item Name Code (INC) 21203. [AN ITEM WHICH ELECTRONICALLY LOADS AND RESONATES AN ANTENNA AND TRANSMISSION LINE SYSTEM IN ACCORDANCE WITH CHANGES IN THE OPERATING FREQUENCY OF ASSOCIATED EQUIPMENT. RESONANCE AND LOADING IS EFFECTED BY THE APPLICATION OF CONTROL VOLTAGES TO AN ANTENNA COUPLER. CONTROL VOLTAGES ARE DERIVED BY THE ELECTRICAL DISCRIMINATION OF THE ANGULAR PHASE SHIFT RESULTING FROM STANDING WAVE RATIOS WHEN THE RADIATION SYSTEM IS IN AN OFF-RESONANCE CONDITION. EXCLUDES:DISCRIMINATOR, ELECTRICAL FREQUENCY AND TRANSFORMER, DISCRIMINATOR.]. 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 5985008819305 contains an unknown precious metal.
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 Aug 01, 2025.