National Stock Number
3940-01-563-9584
National Stock Number (NSN) 3940-01-563-9584, or NIIN 015639584, (hook block assembly) was assigned May 30, 2008 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. One of those 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Mar 06, 2013. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM8EE13M7137. The total value of the awarded contracts has been US$ 3,028.65.
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 Oct 17, 2012, 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 rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 39857. [A MECHANICAL DEVICE WHICH MAY CONSIST OF A GROUP OF ITEMS SUCH AS SIDE PLATE(S); SPACER(S); BEARING(S) NUT(S); TRUNNION; SHAFT; PIN(S), AND THE LIKE. A HOOK AND SAFETY LATCH IS ALWAYS PROVIDED. THIS ASSEMBLY ATTACHES TO THE CABLE OF MOST HOISTING TYPE DEVICES TO PROVIDE LIFTING AND/OR PULLING CAPABILITIES.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3940015639584 does not contain precious metals.
This NSN is associated to Schedule B 8425190000: pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor. The Schedule B End Use is listed as materials handling equipment. NAICS classification category 333923: overhead traveling crane, hoist, and monorail system manufacturing.
This information was last updated on Jul 01, 2025.