>> Search results for: 6731241 NSN Search Results National Stock Number (NSN) Description 2840-00-040-3988, 2840000403988 INSULATOR 5985-00-288-1861 , 5985002881861 WAVEGUIDE ASSEMBLY 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