>> Search results for: 1604178Y NSN Search Results National Stock Number (NSN) Description 5340-00-090-2153, 5340000902153 CAP,PROTECTIVE,DUST AND MOISTURE 5340-00-720-6392 , 5340007206392 Cancelled -> Replaced by 5340000445829 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