>> Search results for: 590KC NSN Search Results National Stock Number (NSN) Description 4820-00-050-6504, 4820000506504 VALVE,LIQUID OXYGEN DRAIN 6685-21-902-0920 , 6685219020920 THERMOMETER,SELF-IN 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