>> Search results for: TRS575128 NSN Search Results National Stock Number (NSN) Description 5985-01-227-5521, 5985012275521 WAVEGUIDE,UPPER ANT 5985-01-227-5520 , 5985012275520 WAVEGUIDE,UPPER ANT 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