>> Search results for: 643S3 NSN Search Results National Stock Number (NSN) Description 5306-00-736-8630, 5306007368630 BOLT,U 2010-00-499-2140 , 2010004992140 DRUM,CLUTCH 2010-00-363-7657, 2010003637657 CAGE,GEAR 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