National Stock Number
3940-01-192-2143
National Stock Number (NSN) 3940-01-192-2143, or NIIN 011922143, (block and tackle) was assigned October 18, 1984 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are 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 Mar 02, 2006, 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) 11446. [A MECHANICAL DEVICE CONSISTING OF ONE OR MORE TACKLE BLOCKS WITH LINES, ARRANGED FOR HOISTING OR PULLING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3940011922143 does not contain precious metals.
This information was last updated on Jun 01, 2025.