>> Search results for: HGF93 NSN Search Results National Stock Number (NSN) Description 5810-01-561-3403, 5810015613403 COMMUNICATIONS SECURITY MODULE 5810-01-212-8129 , 5810012128129 TRANSITION UNIT FRA 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