National Stock Number
                                            5330-01-077-9598
                                    
                                
                            
                            
                                National Stock Number (NSN) 5330-01-077-9598, or NIIN 010779598, (parts kit,seal) was assigned June 5, 1979 in the Federal Logistics Information System (FLIS).   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 3 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.  
This part number has not been procured by the US Government in over 5 years. 
 
   
This NSN is assigned to Item Name Code (INC) 77777. 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 5330010779598 does not contain precious metals. 
This NSN is associated to Schedule B 8487900040: oil seals, other than those of chapter 40, machinery parts not containing electrical features. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 339991: gasket, packing, and sealing device manufacturing. 
This information was last updated on Aug 01, 2025.