National Stock Number
5330-00-355-2649
National Stock Number (NSN) 5330-00-355-2649, or NIIN 003552649, (packing with retainer) 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. 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 05680. [AN ITEM COMPOSED OF A COMPRESSIBLE NONMETALLIC RING WHICH MAY BE LOOSELY FITTED INTO A NONCOMPRESSIBLE RETAINING RING, OR MAY BE OF ONE PIECE CONSTRUCTION WITH THE COMPRESSIBLE RING MOLDED AND/OR MECHANICALLY CONNECTED TO THE RETAINER. IT IS SPECIFICALLY DESIGNED TO FORM A FLUID TIGHT SEAL WHEN COMPRESSED BY A PACKING NUT, GLAND, AND THE LIKE, BETWEEN FIXED SURFACES AND A CYLINDRICAL ITEM PASSING THROUGH IT. EXCLUDES:SEAL,PLAIN,ENCASED.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5330003552649 contains an unknown precious metal.
This NSN is associated to Schedule B 3926904500: gaskets,washers & other seals. The Schedule B End Use is listed as other industrial supplies. NAICS classification category 339991: gasket, packing, and sealing device manufacturing.
This information was last updated on Jul 01, 2025.