M3840 Aluminum Rectangle Tube 36 in Overall L 14469_36_0

M3840 Aluminum Rectangular Tube 6061 Aluminum 6061 T6 Rectangle 36 in Overall Length 1 1/4 in Inside Width 3/4 in Inside Height 1 1/2 in Outside Width 1 in Outside Height 0.125 in Wall Thickness Wall Thickness Tolerance +/-0.008 in Fabrication Extruded Heat Treatment Tempered Heat Treatable Yes Mechanical Finish Mill Yield Strength 40 000 psi Tensile Strength 45 000 psi 95 Brinell Hardness B60 Rockwell Hardness Includes Material Certificate Yes Standards ASTM B221