National Stock Number
5985-01-278-5872
National Stock Number (NSN) 5985-01-278-5872, or NIIN 012785872, (switch,radio frequency transmission line) was assigned May 6, 1988 in the Federal Logistics Information System (FLIS). NIIN 012785872 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for 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 Apr 01, 2020, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05298. [AN ITEM SPECIFICALLY DESIGNED FOR MECHANICALLY OR ELECTRONICALLY POSITIONING ONE OR MORE RADIO FREQUENCY TRANSMISSION LINE SECTIONS SO AS TO COUPLE IT OR THEM TO OTHER SECTIONS IN A RADIO FREQUENCY TRANSMISSION LINE SYSTEM. THE SWITCHING FUNCTION MAY BE OPERATED BY A MANUAL ACTUATOR, AN ELECTROMECHANICAL ACTUATOR OR BY MEANS OF AN ARRANGEMENT OF SEMICONDUCTORS AND PASSIVE CIRCUIT DEVICES. FOR ITEMS DESIGNED TO PROVIDE THE TRANSFER OF THE ELECTRICAL SIGNAL, SEE: SWITCH,ROTARY AND SWITCH,ELECTRONIC. EXCLUDES: RELAY, (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 5985012785872 does not contain precious metals.
This information was last updated on Aug 01, 2025.