National Stock Number
3815-00-380-3925
National Stock Number (NSN) 3815-00-380-3925, or NIIN 003803925, (fairlead,sheave) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 003803925 was cancelled on October 13, 2004, 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 are no manufacturer part numbers associated to 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) 11558. [AN ITEM CONSISTING OF A FRAMEWORK WITH A GROOVED WHEEL OR WHEELS, INCLUDING FLAT SURFACED WHEELS WITH FLANGES, FITTED THEREIN, SO MOUNTED AS TO PROVIDE AN OPENING THROUGH WHICH LINES ARE PASSED. IT IS USED TO PROVIDE PROTECTION FROM CHAFING WHEN OBLIQUE PULL MAY OCCUR, AND/OR TO CHANGE DIRECTION OF LINES.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3815003803925 does not contain precious metals.
This information was last updated on Aug 01, 2025.