National Stock Number
6110-00-557-8691
National Stock Number (NSN) 6110-00-557-8691, or NIIN 005578691, (switching unit,power transfer) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005578691 was cancelled on April 30, 2010, 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 16235. [AN ITEM THAT IS ELECTRICALLY OPERATED TO TRANSFER AUTOMATICALLY THE LOAD FROM ONE POWER SOURCE TO AN ALTERNATE POWER SOURCE. MAY HAVE PROVISIONS FOR EMERGENCY MANUAL OPERATION. FOR MANUALLY OPERATED POWER TRANSFER UNITS, SEE SWITCH, BOX.]. 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 6110005578691 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.