National Stock Number
3010-00-528-0221
National Stock Number (NSN) 3010-00-528-0221, or NIIN 005280221, (coupling,shaft,flexible) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 2 stock numbers: 3010013714474, 2825003172384.
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 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 a year. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7L321V1217, SPE7L320P5175, SPE7L315V7858, SPE7L315V3862, SPE7L315V3798. The total value of the awarded contracts has been US$ 5,507.33.
This NSN is somewhat common among different platforms, belonging to 2 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 20, 2013, 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) 04459. [A DEVICE FOR CONNECTING THE ENDS OF TWO SHAFTS SO THAT ROTARY MOTION OF ONE SHAFT IS TRANSMITTED TO THE OTHER SHAFT. IT IS CONSTRUCTED TO ALLOW FOR SLIGHT MISALIGNMENT OF SHAFTS BOTH LINEAR AND ANGULAR.]. 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 3010005280221 does not contain precious metals.
This information was last updated on Jul 01, 2025.