>> Search results for: 55A40D21 NSN Search Results National Stock Number (NSN) Description 1095-00-216-2208, 1095002162208 ADAPTER FRONT 1740-01-601-1484 , 1740016011484 ADAPTER,FRONT 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