National Stock Number
5985-01-008-1900
National Stock Number (NSN) 5985-01-008-1900, or NIIN 010081900, (mixer,crystal,waveguide) was assigned August 16, 1975 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
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 May 15, 2002, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (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) 22971. [AN ITEM CONSISTING OF A WAVEGUIDE ASSEMBLY HAVING TWO FREQUENCY INPUTS, A CRYSTAL (ANY SEMICONDUCTOR DEVICE THAT PROVIDES RECTIFICATION) AND AN OUTPUT CONNECTION. IT IS EMPLOYED TO MIX TWO FREQUENCIES, WITH THE RESULTANT OUTPUT FREQUENCY BEING A COMPOSITE OF THE TWO INPUTS. FOR ITEMS WHICH ALSO UTILIZE ELECTRON TUBE(S), SEE MIXER STAGE, FREQUENCY. SEE ALSO MIXER, CRYSTAL, COAXIAL.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. 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 5985010081900 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.