National Stock Number
3940-01-446-8821
National Stock Number (NSN) 3940-01-446-8821, or NIIN 014468821, (hook block assembly) was assigned July 18, 1997 in the Federal Logistics Information System (FLIS). NIIN 014468821 was cancelled on August 24, 2011, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
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.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 3940014468821 does not contain precious metals.
This information was last updated on Aug 01, 2025.