>> Search results for: EX640 NSN Search Results National Stock Number (NSN) Description 5315-01-690-2428, 5315016902428 KEY,MACHINE 5331-01-690-2163 , 5331016902163 O-RING 5330-01-690-2166, 5330016902166 SEAL,PLAIN 3110-01-691-7295 , 3110016917295 BEARING,BALL,ANNULAR 5120-17-115-3928, 5120171153928 STIFT, SCHROEVEDRAA 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