>> Search results for: 16520221 NSN Search Results National Stock Number (NSN) Description 5985-00-977-6175, 5985009776175 SEAL,WAVEGUIDE 4920-01-017-4482 , 4920010174482 SUPPORT ASSEMBLY,MO 4730-01-459-9926, 4730014599926 ELBOW,TUBE 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