National Stock Number
3815-01-341-7173
National Stock Number (NSN) 3815-01-341-7173, or NIIN 013417173, (fairlead,sheave) was assigned July 5, 1991 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 somewhat common among different platforms, belonging to 7 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 30, 2012, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 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 3815013417173 does not contain precious metals.
This NSN is associated to Schedule B 8431499037: parts of backhoes, shovels, clamshells and draglines. The Schedule B End Use is listed as excavating machinery. NAICS classification category 333120: construction machinery manufacturing.
This information was last updated on May 01, 2025.