National Stock Number (NSN) 3940-00-731-0051, or NIIN 007310051, (sling,beam type) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 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 27, 2019. There have been 5 contracts issued for this part number, with 5 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A519P6144, SPE4A418V3229, SPE4A517P7793, SPE4A416VD354, SPE4A416VD354. The total value of the awarded contracts has been US$ 85,021.65.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 19,916. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 17, 2008, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 21769. [AN ITEM CONSISTING OF TWO OR MORE LEGS OR LOOPS, SUSPENDED FROM A BEAM, HOISTING. THE LEGS ARE FABRICATED OF CHAIN, ROPE, WEBBING, ROD, OR THE LIKE, AND MAY INCLUDE ATTACHMENTS OR BUILT-IN LOOPS AT THE LOWER ENDS. THE ITEM MAY ALSO INCLUDE ONE OR MORE SPREADER, SLING. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.]. 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 3940007310051 does not contain precious metals.
This NSN is associated to Schedule B 7326190000: other articles of iron or steel forged or stamped, but not further worked, nesoi. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332999: all other miscellaneous fabricated metal product manufacturing.
This information was last updated on Aug 01, 2025.