National Stock Number
5975-00-880-5681
National Stock Number (NSN) 5975-00-880-5681, or NIIN 008805681, (reducing washer,knockout) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). NIIN 008805681 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 replaces 1 stock number, 5975009063598.
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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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.
This NSN is assigned to Item Name Code (INC) 06937. [AN ITEM CONSISTING OF A FLAT, CUPPED OR EMBOSSED METALLIC DISK WITH A CENTERHOLE TO FIT AN ELECTRICAL CONDUIT OF A SPECIFIED SIZE AND WHICH IS SPECIFICALLY DESIGNED TO REDUCE THE KNOCKOUT OPENING IN A BOX, PANEL, OR WIREWAY FOR THE CONVENIENCE OF TERMINATING ELECTRICAL CONDUIT OF SMALLER SIZE THAN THE KNOCKOUT. EXCLUDES:ADAPTER, ELECTRICAL CONDUIT.]. 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 5975008805681 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.