Special Shapes Co. Brass Shape Conversions © blanchard design, 1997 Square Telescopic Tubing, 0.014 wall Scale Inches 220 160 87.1 64 48 32 22.5 20.3 Code Descr. actual in. Z N HO S O #1 Gnm Gn3 ST-24 0.0625 13.75 10 5.4438 4 3 2 1.4063 1.2688 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-34 0.0938 20.625 15 8.1656 6 4.5 3 2.1094 1.9031 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-44 0.125 27.5 20 10.8875 8 6 4 2.8125 2.5375 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-54 0.1563 34.375 25 13.6094 10 7.5 5 3.5156 3.1719 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-64 0.1875 41.25 30 16.3313 12 9 6 4.2188 3.8063 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-74 0.2188 48.125 35 19.0531 14 10.5 7 4.9219 4.4406 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-84 0.25 55 40 21.775 16 12 8 5.625 5.075 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 Square Telescopic Tubing, 0.025 wall Scale Inches 220 160 87.1 64 48 32 22.5 20.3 Code Descr. actual in. Z N HO S O #1 Gnm Gn3 ST-306 1 220 160 87.1 64 48 32 22.5 20.3 Length 12 2640 1920 1045 768 576 384 270 244 ST-308 1.25 275 200 108.875 80 60 40 28.125 25.375 Length 12 2640 1920 1045 768 576 384 270 244 ST-310 1.5 330 240 130.65 96 72 48 33.75 30.45 Length 12 2640 1920 1045 768 576 384 270 244 ST-312 1.75 385 280 152.425 112 84 56 39.375 35.525 Length 12 2640 1920 1045 768 576 384 270 244 ST-320 2 440 320 174.2 128 96 64 45 40.6 Length 12 2640 1920 1045 768 576 384 270 244 Square Telescopic Tubing, 0.028 wall Scale Inches 220 160 87.1 64 48 32 22.5 20.3 Code Descr. actual in. Z N HO S O #1 Gnm Gn3 ST-88 0.25 55 40 21.775 16 12 8 5.625 5.075 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-108 0.3125 68.75 50 27.219 20 15 10 7.031 6.344 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-128 0.375 82.5 60 32.663 24 18 12 8.438 7.613 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-148 0.4375 96.25 70 38.106 28 21 14 9.844 8.881 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-163 0.5 110 80 43.55 32 24 16 11.25 10.15 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-183 0.5625 123.75 90 48.994 36 27 18 12.656 11.419 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-203 0.625 137.5 100 54.438 40 30 20 14.063 12.688 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-223 0.6875 151.25 110 59.881 44 33 22 15.469 13.956 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-243 0.75 165 120 65.325 48 36 24 16.875 15.225 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-263 0.8125 178.75 130 70.769 52 39 26 18.281 16.494 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-283 0.875 192.5 140 76.213 56 42 28 19.688 17.763 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 ST-303 0.9375 206.25 150 81.656 60 45 30 21.094 19.031 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 Square Telescopic Aluminum Tubing, 0.014 wall Scale Inches 220 160 87.1 64 48 32 22.5 20.3 Code Descr. actual in. Z N HO S O #1 Gnm Gn3 AST-34 0.0938 20.625 15 8.1656 6 4.5 3 2.1094 1.9031 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 AST-44 0.125 27.5 20 10.8875 8 6 4 2.8125 2.5375 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 AST-45 0.1563 34.375 25 13.6094 10 7.5 5 3.5156 3.1719 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 AST-46 0.1875 41.25 30 16.3313 12 9 6 4.2188 3.8063 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 AST-47 0.2188 48.125 35 19.0531 14 10.5 7 4.9219 4.4406 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 AST-48 0.25 55 40 21.775 16 12 8 5.625 5.075 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 Rectangular Tubing, 0.014 wall Scale Inches 220 160 87.1 64 48 32 22.5 20.3 Code Descr. actual in. Z N HO S O #1 Gnm Gn3 RT-43 Height 0.0938 20.625 15 8.1656 6 4.5 3 2.1094 1.9031 Width 0.1875 41.25 30 16.3313 12 9 6 4.2188 3.8063 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 RT-44 Height 0.125 27.5 20 10.8875 8 6 4 2.8125 2.5375 Width 0.25 55 40 21.775 16 12 8 5.625 5.075 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 RT-45 Height 0.1563 34.375 25 13.6094 10 7.5 5 3.5156 3.1719 Width 0.3125 68.75 50 27.2188 20 15 10 7.0313 6.3438 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731 RT-46 Height 0.1875 41.25 30 16.3313 12 9 6 4.2188 3.8063 Width 0.375 82.5 60 32.6625 24 18 12 8.4375 7.6125 Length 12 2640 1920 1045 768 576 384 270 244 or Length 36 7920 5760 3136 2304 1728 1152 810 731