>> Search results for: 1000S10315 NSN Search Results National Stock Number (NSN) Description 4820-21-860-2989, 4820218602989 SEAT,VALVE 4820-21-860-3017 , 4820218603017 SEAT,VALVE 4810-21-858-3172, 4810218583172 SEAT,VALVE 4810-21-858-3173 , 4810218583173 SEAT,VALVE 4820-21-860-3009, 4820218603009 SEAT,VALVE 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information