National Stock Number (NSN) 3010-01-163-1820, or NIIN 011631820, (coupling,shaft,rigid) was assigned September 28, 1983 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 Aug 06, 2019. There have been 16 contracts issued for this part number, with 15 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7L319P7371, SPE7L319P7369, SPE7L319P1748, SPE7L319P1748, SPE7L318P6220. The total value of the awarded contracts has been US$ 1,111,056.66.
This NSN is somewhat common among different platforms, belonging to 3 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 Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13742. [A DEVICE FOR CONNECTING THE ENDS OF TWO SHAFTS TO PRODUCE IN EFFECT, ONE PIECE OF RIGID SHAFTING SO THAT THE ROTARY MOTION OF ONE SHAFT IS TRANSMITTED TO THE OTHER SHAFT. COUPLINGS OF THE SLEEVE TYPE MUST HAVE AN OVER-ALL LENGTH EXCEEDING THE OUTSIDE DIAMETER, OR MUST HAVE AN INTERNAL SPLINE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 3010011631820 contains silver.
This NSN is associated to Schedule B 8483608000: shaft couplings, except universal joints. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Jul 01, 2025.