National Stock Number (NSN) 3815-01-443-6552, or NIIN 014436552, (fairlead,roller and sheave) was assigned April 15, 1997 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 is actively being procured by the US Government, with procurement history within the last 90 days. There have been 5 contracts issued for this part number, with 5 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE8EE25P0593, SPE8EE23P0206, SPE8EE22V0415, SPE8EE19P0111, SPE8EE19P7032. The total value of the awarded contracts has been US$ 152,844.80.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 35,590. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 08, 2018, 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) 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 3815014436552 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 May 01, 2025.