National Stock Number
6110-01-550-3663
National Stock Number (NSN) 6110-01-550-3663, or NIIN 015503663, (panel,protection,electrical syst) was assigned April 17, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 21, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05933. [A PANEL WHICH IS SPECIFICALLY DESIGNED TO PROVIDE ONE OR MORE KINDS OF PROTECTION FOR ANY OR ALL EQUIPMENT USED IN AN ELECTRICAL SYSTEM. PROTECTION PROVIDED MAY BE SUCH AS DIFFERENTIAL CURRENT PROTECTION, REVERSE PHASE SEQUENCE CONNECTION PROTECTION, OVER-EXCITATION PROTECTION, UNDER-SPEED PROTECTION, OVER-VOLTAGE PROTECTION, FAULT PROTECTION, UNDER-VOLTAGE PROTECTION, SURGE PROTECTION, ETC. MAY CONTROL THE GENERATOR(S) OPERATION. INCORPORATES INTO A SINGLE ITEM THE SYSTEM PROTECTION FORMERLY PLACED AT VARIOUS POINTS IN THE ELECTRICAL SYSTEM. FOR PANELS DESIGNED FOR THE PROTECTION OF POWER LINE FEEDERS ONLY, SEE PANEL, POWER DISTRIBUTION AND PANEL, FUSE. FOR ITEMS DESIGNED TO TRANSFER THE LOAD FROM ONE POWER SOURCE TO AN ALTERNATE POWER SOURCE, SEE SWITCHING UNIT, POWER TRANSFER.]. 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 6110015503663 does not contain precious metals.
This NSN is associated to Schedule B 8543909000: electrical machines and apparatus parts, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.
This information was last updated on Aug 01, 2025.