National Stock Number
4220-01-666-3185
National Stock Number (NSN) 4220-01-666-3185, or NIIN 016663185, (tube attachment,diver's) was assigned September 1, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 66881. [A DEVICE USUALLY NON METALLIC CONSISTING OF A SPRING BLADE SNAP HOOK AT ONE END AND ONE OR MORE CLIPS AT THE OTHER END. THE SNAP HOOK IS DESIGNED TO BE FASTENED TO A BELT,DIVER'S OR COMPENSATOR,BUOYANCY,DIVER'S RING, AND THE LIKE. THE CLIP(S) ACCOMODATE ONE OR MORE TUBES WHICH MAY OR MAY NOT BE FLEXIBLE A REGULATOR, CONSOL, AND THE LIKE. THE DEVICE MAY BE HINGED.]. 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 4220016663185 does not contain precious metals.
This information was last updated on Aug 01, 2025.