| Standard Aluminum Oxide Sizes | Extruded Rod | | Part Number | Diameter MillimetersInches | | 031AE | .78mm | .031" | | 062AE | 1.6mm | .062" | | 125AE | 3.2mm | .125" | | 187AE | 4.8mm | .187" | | 250AE | 6.4mm | .250" | | 312AE | 7.9mm | .312" | | 375AE | 9.5mm | .375" | | 500AE | 12.7mm | .500" | | Lengths up to 1500mm (60") are available | Tolerances | | Length: | + 1.6mm (.062") | | Diameter: | + 5% or .13mm (.005) whichever is greater | | Straightness: | .0025mm/mm (.0025"/inch) |  | | | Single-Bore Extruded Tube | | Part Number | Outer Diameter MillimetersInches | Inner Diameter MillimetersInches | | 031020AE | .8mm | .031" | .5mm | .020" | | 062031AE | 1.6mm | .062" | .8mm | .031" | | 125062AE | 3.2mm | .125" | 1.6mm | .062" | | 156094AE | 4.0mm | .156" | 2.4mm | .094" | | 187062AE | 4.8mm | .187" | 1.6mm | .062" | | 187094AE | 4.8mm | .187" | 2.4mm | .094" | | 250125AE | 6.4mm | .250" | 3.2mm | .125" | | 250187AE | 6.4mm | .250" | 4.8mm | .187" | | 312187AE | 7.9mm | .312" | 4.8mm | .187" | | 375250AE | 9.5mm | .375" | 6.4mm | .250" | | Lengths up to 1500mm (60") are available | Tolerances | | Length: | + 1.6mm (.062") | | Diameter: | + 5% or .13mm (.005) whichever is greater | | Straightness: | .0025mm/mm (.0025"/inch) |  | | | Single-Bore Cast Tube | | Part Number | Outer Diameter MillimetersInches | Inner Diameter MillimetersInches | | 375250AC | 9.5mm | .375" | 6.4mm | .250" | | 437312AC | 11.1mm | .437" | 7.9mm | .312" | | 500375AC | 12.7mm | .500" | 9.5mm | .375" | | 750500AC | 19.1mm | .750" | 12.7mm | .500" | | 750562AC | 19.1mm | .750" | 14.3mm | .562" | | 875625AC | 22.2mm | .875" | 15.9mm | .625" | | 100750AC | 25.4mm | 1.000" | 19.1mm | .750" | | 125100AC | 31.8mm | 1.250" | 25.4mm | 1.000" | | 150125AC | 38.1mm | 1.500" | 31.8mm | 1.250" | | 175150AC | 44.5mm | 1.750" | 38.1mm | 1.500" | | 200175AC | 50.8mm | 2.000" | 44.5mm | 1.750" | | 225200AC | 57.2mm | 2.250" | 50.8mm | 2.000" | | 250225AC | 63.5mm | 2.500" | 57.2mm | 2.250" | | 300275AC | 76.2mm | 3.000" | 69.9mm | 2.750" | | Lengths up to 2100mm (84") are available | Tolerances | | Length: | | + 1.6mm (.062") | | Diameter: | up to 25mm (1"): | + 5% or 1.27mm (.05") whichever is greater | | | over 25mm (1"): | + 4% or 1.27mm (.05") whichever is greater | | Straightness: | | .0025mm/mm (.0025"/inch) | Contact us with your special sizes! See also: Materials > Aluminum Oxide |