National Stock Number
5355-01-244-9922
National Stock Number (NSN) 5355-01-244-9922, or NIIN 012449922, (coupling,insulated,bushing-shaft) was assigned November 23, 1986 in the Federal Logistics Information System (FLIS). NIIN 012449922 was cancelled on June 2, 2017, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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, one supplier is listed as an Active supplier 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 Dec 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. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 21748. [AN ITEM, BASICALLY CYLINDRICAL IN SHAPE, DESIGNED TO MATE WITH THE SHAFT OF A VARIABLE RESISTOR, CAPACITOR, AND THE LIKE, TO PROVIDE A HIGH VOLTAGE INSULATED COUPLING BETWEEN THE SHAFT AND KNOB END, AND ALSO BETWEEN THE ELECTRONIC COMPONENT AND THE PANEL. THE KNOB END (END EXPOSED TO THE OPERATOR) OF THE ITEM MAY BE TERMINATED IN A SHAPE AND/OR SIZE OTHER THAN THAT OF THE COMPONENT BEING INSULATED. THE ITEM INCLUDES FACILITIES FOR SUPPORTING AND INSULATING THE COMPONENT(S) BY HAVING FEMALE THREADS ON ONE END AND MALE THREADED MOUNTING BUSHING ON THE OTHER END SEPARATED BY AN INSULATING MATERIAL. IT MAY ALSO INCLUDE SHAFT LOCKING FEATURES. SEE ALSO BUSHING-SHAFT, PANEL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5355012449922 does not contain precious metals.
This information was last updated on Jul 01, 2025.