National Stock Number
3010-01-343-0921
National Stock Number (NSN) 3010-01-343-0921, or NIIN 013430921, (coupling,shaft,rigid) was assigned August 4, 1991 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 3 suppliers. Today, 3 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 5 years.
This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.
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: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) 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 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 3010013430921 does not contain precious metals.
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.