National Stock Number
5330-01-557-0791
National Stock Number (NSN) 5330-01-557-0791, or NIIN 015570791, (gasket) was assigned October 11, 2007 in the Federal Logistics Information System (FLIS). NIIN 015570791 was cancelled on April 2, 2010, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5330010715727. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers 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, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 04522. [A DEFORMABLE MATERIAL WHICH PREVENTS THE PASSAGE OF MATTER THROUGH THE JOINT FORMED WHEN TWO FACES ARE JOINED. IT MAY BE METALLIC OR NONMETALLIC, LUBRICATED OR IMPREGNATED, SOLID OR HOLLOW CROSS SECTION. IT MAY BE MADE TO ANY PREDETERMINED DIMENSION AND SHAPE. EXCLUDES:FLAT DISKS, ITEMS MADE OF FELT MATERIAL AND ITEMS HAVING JOINTS. FOR ROUND METAL AND PLASTIC ITEMS WITH AN APERTURE AND A SOLID RECTANGULAR CROSS SECTION, SEE WASHER, FLAT; SHIM; BEARING, WASHER, THRUST; AND SPACER RING. EXCLUDES:DISK, VALVE; SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; SEAL, NONMETALLIC SPECIAL SHAPED SECTION; SHIELDING GASKET, ELECTRONIC; AND RING, SEALING JAR.]. 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 5330015570791 does not contain precious metals.
This information was last updated on Aug 01, 2025.