National Stock Number
3010-00-256-4257
National Stock Number (NSN) 3010-00-256-4257, or NIIN 002564257, (coupling,shaft,rigid) was assigned March 15, 1971 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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.
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: Not established. Not established.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3010002564257 contains an unknown precious metal.
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.