>> Search results for: 558R8 NSN Search Results National Stock Number (NSN) Description 2530-00-739-7870, 2530007397870 TUBE AIR MANIFOLD 5985-01-537-6974 , 5985015376974 ANTENNA SUBASSEMBLY 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