National Stock Number
3815-01-648-1445
National Stock Number (NSN) 3815-01-648-1445, or NIIN 016481445, (fairlead,roller and sheave) was assigned September 16, 2015 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 07, 2015, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 11559. [AN ITEM CONSISTING OF A FRAMEWORK WITH ROLLERS (EXCLUDE FLANGED) AND SHEAVES SO ARRANGED AS TO PROVIDE SPACE BETWEEN THE ROLLERS THROUGH WHICH THE LINES FROM THE SHEAVES ARE PASSED. IT IS USUALLY USED ON HEAVY CONSTRUCTION EQUIPMENT, SUCH AS CRANE-SHOVELS, PILE DRIVERS, LOGGING ARCHES AND THE LIKE, ON PONTOON BARGES, THE ROLLERS PROVIDING EXTRA PROTECTION FROM CHAFING WHEN OBLIQUE PULL MAY OCCUR, AND SHEAVES ACT AS A GUIDE FOR 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 3815016481445 does not contain precious metals.
This NSN is associated to Schedule B 8431390090: parts for lifting, handling, loading or unloading machinery, nesoi. The Schedule B End Use is listed as materials handling equipment. NAICS classification category 333120: construction machinery manufacturing.
This information was last updated on Aug 01, 2025.