Aluminum Perforated Sheet, Aluminum, 3003, H14, Rectangular, Appearance Pattern, 40 in Overall Length, Length Tolerance +/-0.125 in, 36 in Overall Width, Width Tolerance +/-0.125 in, 0.063 in Thickness, Thickness Tolerance +/-0.004 in, Gauge 14 ga, Center Spacing 0.187 in, Hole Diameter 0.125 in, Hole Pattern Staggered, Hole Shape Round, Fabrication Cold Rolled, Heat Treatment No Heat Treatment, Heat Treatable Not Heat Treatable, Mechanical Finish Mill, Yield Strength 22,000 psi