>> Search results for: MILC4256 NSN Search Results National Stock Number (NSN) Description 6740-00-317-4601, 6740003174601 TEMPERATURE CONTROL UNIT,PHOTOGR 6740-00-559-3568 , 6740005593568 Cancelled -> Replaced by 6740005989753 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