Type This procurement specification covers aircraft-quality bolts and screws made from 6Al-4V titanium alloy of the type identified under the Unified Numbering System as UNS R56400. The following specification designation and its properties are covered: AS7461 160 ksi minimum ultimate tensile strength at room temperature. 77 ksi tension to 19.2 ksi tension fatigue at room temperature. Application Primarily for aerospace propulsion system applications where high strength@ light weight@ fatigue rated fasteners are required for use up to approximately 600 ?? Safety - Hazardous Materials While the materials@ methods@ applications@ and processes described or referenced in this specification may involve the use of hazardous materials@ this specification does not address the hazards which may be involved in such use. It is the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel involved.