Page 8 of Double PlusŪ Chain & Sprockets by U.S. Tsubaki

specifications engineering class engineering class double plusŪ chain upper dimensions-inches lower dimensions-mm approx weight lbs ft kg/m 3.16 4.7 2.69 4.0 5.38 8.0 4.03 6.0 8.06 12 12.1 18 10.1 15 13.4 20 chain no rf03075vr rf03100vr rf05100vr rf05150vr rf10150vr rf6025vr rf12200vr rf17200vr p 2.953 75 3.937 100 3.937 100 5.906 150 5.906 150 6.000 152.4 7.874 200 7.874 200 r r1 1.654 42.0 w1 0.472 12 w2 0.335 8.5 wthdl1+l2 2.028 51.5 l1 0.965 24.5 l2 1.063 27.0 b g 1.252 31.8 1.181 30 0.126 3.2 0.866 22.0 0.315 8.00 1.453 36.9 0.571 14.5 1.575 40.0 2.000 50.8 2.252 57.2 2.559 65.0 2.087 53.0 2.638 67.0 2.972 75.5 3.386 86.0 0.630 16 0.787 20 0.866 22 0.984 25 0.433 11.0 0.551 14.0 0.630 16.0 0.709 18.0 1.535 39 2.126 54 2.441 62 2.717 69 0.177 4.5 0.248 6.3 0.311 7.9 0.374 9.5 1.260 32.0 1.500 38.1 1.752 44.5 2.000 50.8 0.446 11.32 2.776 70.5 1.319 33.5 1.772 45.0 2.087 53.0 2.382 60.5 1.457 37.0 1.890 48.0 2.185 55.5 2.618 66.5 1.831 46.5 2.319 58.9 2.610 66.3 2.972 75.5 0.728 18.5 0.984 25.0 1.102 28.0 1.220 31.0 0.571 3.661 14.50 93.0 0.626 4.272 15.90 108.5 0.752 5.000 19.10 127.0 ·engineering class chain has steel roller and is suitable for use from -4°f to +392°f 20°c to +200°c ·engineering class chain does not have guide rail ·conveying speed of engineering class double plus chain is approximately 2.3 x chain speed 6

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