Type This procurement specification covers all metal@ self-locking wrenching nuts@ plate nuts@ shank nuts@ and gang channel nuts made of a corrosion and heat resistant nickel-base alloy of the type identified under the Unified Numbering System as UNS N07001. Classification 180 ksi minimum axial tensile strength at room temperature 1400 ??maximum test temperature of parts Application For use up to approximately 1400 ??where high strength nuts with UNJ thread form are required for use with standard AS8879 external threads.