National Stock Number
5330-00-933-4525
National Stock Number (NSN) 5330-00-933-4525, or NIIN 009334525, (packing with retainer) was assigned August 19, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5330005079761.
There are 9 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 8 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 5 suppliers 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 fairly common among different weapons systems, belonging to 23 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
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 5330009334525 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 Apr 01, 2025.