>> Search results for: 27Q328 NSN Search Results National Stock Number (NSN) Description 5640-01-173-6254, 5640011736254 INSULATION,ACOUSTIC 4730-99-417-1977 , 4730994171977 ADAPTER,STRAIGHT,PI 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