National Stock Number (NSN) 4020-01-257-8563, or NIIN 012578563, (fiber rope assembly,single leg) was assigned June 25, 1987 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, with the most recent procurement date of Sep 15, 2014. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A514M9038, SPM7AX08D9007. The total value of the awarded contracts has been US$ 1,510.80.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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 Jun 10, 2014, 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 does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 09766. [AN ASSEMBLY OF FIBER ROPE WITH OR WITHOUT TERMINAL ATTACHMENTS IN A CONTINUOUS RUN FROM END TO END. (IF WITHOUT ATTACHMENTS, ONE END MUST TERMINATE IN A LOOP.) IT MAY CONTAIN INTERMEDIATE AND/OR END ATTACHMENTS SUCH AS SLIDING OR FIXED RING(S) OR HOOK(S).]. 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 4020012578563 does not contain precious metals.
This NSN is associated to Schedule B 5607908000: twine, cord, rope & cable, other than abaca, whet/nt plait/braid & whet/nt impreg, coat, cov/sheat w/rub/plastic. The Schedule B End Use is listed as cotton fiber cloth.
This information was last updated on Aug 01, 2025.