National Stock Number
3950-01-528-1492
National Stock Number (NSN) 3950-01-528-1492, or NIIN 015281492, (tensioner pulley assembly) was assigned March 4, 2005 in the Federal Logistics Information System (FLIS). NIIN 015281492 was cancelled on July 2, 2016, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 3950016072049. This NSN replaces 6 stock numbers. Five of the National Stock Numbers that it replaces are: 3020015281545, 3130015281774, 3950015281631, 5340015281446, 3020015281530.
There are 5 manufacturer part numbers associated with this NSN. 4 of those 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 03, 2007. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM8EE07M0152, SPM8EE07M0152. The total value of the awarded contracts has been US$ 2,624.52.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 15, 2020, 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) 52049. [A DEVICE DESIGNED TO MAINTAIN THE TAUTNESS OF A CABLE, ROPE, OR THE LIKE BY APPLYING PRESSURE TO ONE OR MORE PULLEYS OVER WHICH IT PASSES.]. 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 3950015281492 does not contain precious metals.
This information was last updated on Aug 01, 2025.