Coupling Series Insert Part No. Insert Color Continuous Torque in-lbs HP Ratings @ Various RPM (Service Factor = 1) 50 100 300 600 900 1200 1750 2400 3600 5000 QF15 QF15INSERT Red 1324 1.1 2.1 6.3 12.6 18.9 25.2 36.8 50.4 75.6 105.0 QF15HINSERT White 2594 2.1 4.1 12.3 24.7 37.0 49.4 72.0 98.8 148.2 205.8 QF15BINSERT Blue 2594 2.1 4.1 12.3 24.7 37.0 49.4 72.0 98.8 148.2 205.8 QF15TINSERT Black 4001 3.2 6.3 19.0 38.1 57.1 76.2 111.1 152.4 228.5 317.4 QF25 QF25INSERT Red 4283 3.4 6.8 20.4 40.8 61.2 81.5 118.9 163.1 244.6 339.8 QF25HINSERT White 8077 6.4 12.8 38.4 76.9 115.3 153.8 224.3 307.6 461.4 640.8 QF25BINSERT Blue 8077 6.4 12.8 38.4 76.9 115.3 153.8 224.3 307.6 461.4 640.8 QF25TINSERT Black 12449 9.9 19.8 59.3 118.5 177.8 237.0 345.7 474.1 711.1 987.6 QF50 QF50INSERT Red 8833 7.0 14.0 42.0 84.1 126.1 168.2 245.3 336.4 504.5 700.8 QF50HINSERT White 17502 13.9 27.8 83.3 166.6 249.9 333.2 486.0 666.5 999.7 1388.5 QF50BINSERT Blue 17502 13.9 27.8 83.3 166.6 249.9 333.2 486.0 666.5 999.7 1388.5 QF50TINSERT Black 26479 21.0 42.0 126.0 252.1 378.1 504.2 735.2 1008.3 1512.5 2100.7 QF100 QF100INSERT Red 17723 14.1 28.1 84.4 168.7 253.1 337.4 492.1 674.9 1012.3 1406.0 QF100HINSERT White 35144 27.9 55.8 167.3 334.6 501.9 669.1 975.8 1338.3 2007.4 2788.1 QF100BINSERT Blue 35144 27.9 55.8 167.3 334.6 501.9 669.1 975.8 1338.3 2007.4 2788.1 QF100TINSERT Black 53642 42.6 85.1 255.3 510.7 766.0 1021.3 1489.5 2042.7 3064.0 4255.6 QF175 QF175INSERT Red 30753 24.4 48.8 146.4 292.8 439.2 585.5 853.9 1171.1 1756.6 2439.7 QF175HINSERT White 58903 46.7 93.5 280.4 560.8 841.1 1121.5 1635.5 2243.0 3364.6 4673.0 QF175BINSERT Blue 58903 46.7 93.5 280.4 560.8 841.1 1121.5 1635.5 2243.0 3364.6 4673.0 QF175TINSERT Black 88257 70.0 140.0 420.1 840.2 1260.3 1680.4 2450.6 3360.8 5041.3 7001.7 QF250 QF250INSERT Red 38864 30.8 61.7 185.0 370.0 555.0 740.0 1079.1 1479.9 2219.9 3083.2 QF250HINSERT White 77158 61.2 122.4 367.3 734.5 1101.8 1469.1 2142.4 2938.2 4407.3 6121.2 QF250BINSERT Blue 77158 61.2 122.4 367.3 734.5 1101.8 1469.1 2142.4 2938.2 4407.3 6121.2 QF250TINSERT Black 118930 94.4 188.7 566.1 1132.2 1698.3 2264.4 3302.3 4528.9 6793.3 9435.1 QF500 QF500INSERT Red 75114 59.6 119.2 357.5 715.1 1072.6 1430.2 2085.7 2860.4 4290.5 5959.1 QF500HINSERT White 144372 114.5 229.1 687.2 1374.4 2061.6 2748.9 4008.7 5497.7 8246.6 11453.6 QF500BINSERT Blue 144372 114.5 229.1 687.2 1374.4 2061.6 2748.9 4008.7 5497.7 8246.6 11453.6 QF500TINSERT Black 219429 174.1 348.2 1044.5 2089.0 3133.5 4177.9 6092.8 8355.9 12533.8 17408.1 QF1000 QF1000INSERT Red 106208 84.3 168.5 505.6 1011.1 1516.7 2022.2 2949.1 4044.4 6066.6 – QF1000HINSERT White 203746 161.6 323.3 969.8 1939.7 2909.5 3879.3 5657.4 7758.7 11638.0 – QF1000BINSERT Blue 203746 161.6 323.3 969.8 1939.7 2909.5 3879.3 5657.4 7758.7 11638.0 – QF1000TINSERT Black 310466 246.3 492.6 1477.8 2955.6 4433.5 5911.3 8620.6 11822.6 17733.9 – QF1890 QF1890INSERT Red 175840 139.5 279.0 837.0 1674.0 2511.0 3348.0 4882.5 – – – QF1890HINSERT White 344594 273.4 546.8 1640.3 3280.5 4920.8 6561.1 9568.3 – – – QF1890BINSERT Blue 344594 273.4 546.8 1640.3 3280.5 4920.8 6561.1 9568.3 – – – QF1890TINSERT Black 553982 439.5 879.0 2637.0 5273.9 7910.9 10547.9 15382.3 – – – QF3150 QF3150INSERT Red 300387 238.3 476.6 1429.8 2859.7 4289.5 5719.4 8340.8 – – – QF3150HINSERT White 566434 449.4 898.7 2696.2 5392.5 8088.7 10784.9 15728.0 – – – QF3150BINSERT Blue 566434 449.4 898.7 2696.2 5392.5 8088.7 10784.9 15728.0 – – – QF3150TINSERT Black 871139 691.1 1382.2 4146.6 8293.3 12439.9 16586.5 24188.7 – – – QF10260 QF10260INSERT Red 600494 476.4 952.8 2858.4 5716.7 8575.1 11433.4 16673.8 – – – QF10260HINSERT White 1131179 897.4 1794.8 5384.4 10768.9 16153.3 21537.7 31409.2 – – – QF10260BINSERT Blue 1131179 897.4 1794.8 5384.4 10768.9 16153.3 21537.7 31409.2 – – – QF10260TINSERT Black 1670826 1325.5 2651.1 7953.2 15906.3 23859.5 31812.6 46393.4 – – – Note:QUICK FLEX flexible couplings can sustain momentary peak torque loads up to 200 percent of their continuous torque rating. Quick Flex Couplings Torque Ratings and Misalignment QUICK FLEX Coupling Torque Ratings with High-Speed Cover (Imperial) www.jbj.co.uk/couplings.html 13 #DriveLineHarmony
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