Aluminum Rod, Aluminum, 2024, T3511, Rod, Outside Diameter 2 1/2 in, Outside Diameter Tolerance +/-0.006 in, 12 in Overall Length, Length Tolerance +/-1 in, Fabrication Cold Rolled, Heat Treatment Annealed, Heat Treatable Heat Treatable, Mechanical Finish Mill, Yield Strength 47,000 psi, Tensile Strength 68,000 psi, 120 BHN Brinell Hardness, 75 HRB Rockwell Hardness, Includes Material Certificate Material Certificate with Lot Number, Standards AMS QQ-A-200/3, Minimum Temperature -320 Degrees F