>> Search results for: CD4021AF3 NSN Search Results National Stock Number (NSN) Description 5962-01-131-4645, 5962011314645 MICROCIRCUIT,DIGITAL 5962-01-239-0431 , 5962012390431 MICROCIRCUIT,DIGITAL 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