Page 6 of Roller Conveyor Chains by U.S. Tsubaki

apron conveyors apron weights/each unassembled pitch thickness 18 24 30 36 all dimensions are in inches unless otherwise indicated approximate weight lbs 42 48 54 60 66 72 78 84 3.0001 4.0001 4.0001 4.0001 4.0001 6.000 6.000 6.000 6.0001 6.0001 9.000 9.000 9.000 9.000 12.0002 12.0002 12.0002 12.0002 1style 2style .19 .19 .25 .31 .38 .19 .25 .31 .38 .50 .19 .25 .31 .38 .19 .25 .31 .38 4.3 5.8 7.7 9.6 11.5 8.1 10.8 13.6 16.3 21.7 12.0 16.0 18.4 23.9 15.8 21.1 26.3 31.6 5.7 7.7 10.2 12.8 15.3 10.8 14.5 18.1 21.7 28.9 16.0 21.2 24.6 31.9 21.0 28.1 35.1 42.2 7.2 9.6 12.7 16.0 19.1 13.5 18.1 22.6 27.2 36.1 20.0 26.6 30.7 39.8 26.3 35.1 43.9 52.7 8.6 11.5 15.3 19.2 23.0 16.4 21.7 27.1 32.5 43.4 24.0 31.9 36.9 47.8 31.6 42.1 52.6 63.2 10.0 13.4 17.8 22.4 26.8 19.0 25.3 31.6 38.0 50.6 28.0 37.2 43.0 55.8 37.9 49.1 61.4 73.8 11.5 15.3 20.4 25.6 30.6 21.7 28.9 36.2 43.4 57.9 32.0 42.5 49.1 63.7 42.1 56.1 70.2 84.4 12.9 17.3 23.0 28.8 34.4 24.4 32.6 40.7 48.7 65.0 36.0 47.9 55.3 71.7 47.4 63.1 79.0 94.8 14.3 19.2 25.5 31.9 38.3 27.1 36.2 45.2 54.2 72.3 40.0 53.2 61.5 79.7 52.6 70.1 87.7 105.2 15.7 21.1 28.0 35.1 42.0 29.8 39.8 49.7 59.6 79.4 44.0 58.5 67.6 87.7 58.0 77.1 96.5 115.9 17.2 23.0 30.6 38.3 45.9 32.5 43.5 54.2 65.0 86.6 48.0 63.8 73.8 95.7 63.2 84.1 105.2 126.3 18.6 24.9 33.2 41.5 49.8 35.2 47.0 58.8 71.5 93.9 52.0 69.0 80.0 103.6 68.5 91.1 113.9 136.9 20.0 26.8 35.7 44.7 53.6 38.0 50.6 63.3 76.0 101.0 56.0 74.5 86.1 111.6 73.8 98.1 122.7 147.5 a aprons only b aprons only steel pan ends separate steel pan ends approximate weight lbs chain pitch thick of ends 2 through-rod weights approximate weight/through-rods lbs chain pin dia 18 3 4 5 6 24 unassembled height of end above center line of chain distances between centers 30 36 42 48 54 60 3.000 4.000 4.000 6.000 6.000 .19 .19 .25 .19 .25 .7 .6 .8 1.0 1.4 .8 .8 1.1 1.3 1.9 .9 1.3 1.7 1.8 2.4 1.0 1.5 2.0 2.1 2.9 1.3 1.7 2.3 2.4 3.3 .63 .75 .88 1.00 1.13 1.25 1.50 1.6 2.3 3.1 4.0 5.1 6.3 9.0 2.1 3.0 4.1 5.4 6.8 8.4 12.0 2.6 3.8 5.1 6.7 8.5 10.4 15.0 3.0 4.5 6.1 8.0 10.2 12.5 18.0 3.7 5.3 7.1 9.4 11.8 14.6 21.0 4.2 6.0 8.1 10.7 13.5 16.7 24.0 4.7 6.8 9.1 12.0 15.2 18.8 27.0 5.2 7.5 10.1 13.4 16.9 21.9 30.0 note through-rods are made from high carbon steel the portions of the ends that act as chain pins are heat-treated for wear resistance 33

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