Aluminum Rectangular Bar, Aluminum, 3003, H14, Rectangular, 12 in Overall Length, Length Tolerance +0.06 in/0 in, 4 in Overall Width, Width Tolerance +0.06 in/0 in, 0.125 in Thickness, Thickness Tolerance +/-0.002 in, Fabrication Cold Rolled, Heat Treatment No Heat Treatment, Heat Treatable Not Heat Treatable, Mechanical Finish Mill, Yield Strength 16,000 psi, Tensile Strength 22,000 psi, 40 BHN Brinell Hardness, 47 HRB Rockwell Hardness