Purpose This procurement specification covers aerospace quality safety cable kits consisting of safety cables and ferrules made from the same corrosion and heat resistant steels and a nickel base alloy of the type identified under the Unified Numbering system as follows: a. UNS S30400 ?C Corrosion resistant steel (AMS 5697) b. UNS S32100 ?C Corrosion and heat resistant steel (AMS 5689) c. UNS N06600 ?C Nickel base alloy (AMS 5687) d. UNS N06625 ?C Nickel Alloy@ Corrosion Resistant (AMS 5666) The requirements for installation practices are also specified. Field of Application For use in aerospace systems for securing fasteners and other utility parts which may have the potential of coming loose during operation.