National Stock Number
3020-21-921-3631
National Stock Number (NSN) 3020-21-921-3631, or NIIN 219213631, (anchor,chain) has an unknown assigned date. 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, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 50144. [A METALLIC DEVICE DESIGNED TO SECURE VARIOUS STYLES OF CHAIN BY USE OF A LINK AND PIN(S). ITEM MAY BE THREADED ON ONE END.].
This information was last updated on Jul 11, 2025.