>> Search results for: 643BPC3 NSN Search Results National Stock Number (NSN) Description 2010-00-363-7657, 2010003637657 CAGE,GEAR 2010-00-499-2140 , 2010004992140 DRUM,CLUTCH 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