National Stock Number
5355-00-476-0370
National Stock Number (NSN) 5355-00-476-0370, or NIIN 004760370, (coupling,insulated,bushing-shaft) was assigned June 4, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers associated with this NSN. One of those 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, 2 suppliers are 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 5355004760370 does not contain precious metals.
This information was last updated on Aug 01, 2025.