>> Search results for: A142121 NSN Search Results National Stock Number (NSN) Description 8415-01-644-3805, 8415016443805 HELMET,FLYER'S 5365-14-420-6793 , 5365144206793 MANCHON,ENTRETOISE 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