>> Search results for: 20021A100 NSN Search Results National Stock Number (NSN) Description 5340-01-521-3904, 5340015213904 HARDWARE KIT,EVACUA 5340-01-520-3973 , 5340015203973 HARDWARE KIT EVACUA 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