COUPLINGS - Rainbow Precision Products, Inc.

4-FLEX COUPLINGSCOUPLING SECTION - SERVICEFACTORS FOR ELEMENT MATERIALSHYTREL - “H”, “HS”COUPLINGS860 RPM MOTORS 1160 RPM MOTORS 1750 RPM MOTORS 3500 RPM MOTORSHPService FactorsService FactorsService FactorsService FactorsHPHPHP1.0 1.25 1.5 2.0 2.5 1.0 1.25 1.5 2.0 2.5 1.0 1.25 1.5 2.0 2.5 1.0 1.25 1.5 2.0 2.57 1/2 6 6 6 6 6 7 1/2 - - - - - 7 1/2 - - - - - 7 1/2 - - - - -10 6 6 6 6 6 10 6 6 6 6 6 10 - - - - - 10 - - - - -15 6 6 6 7 7 15 6 6 6 6 7 15 6 6 6 6 6 15 - - - - -20 6 6 7 7 8 20 6 6 6 7 7 20 6 6 6 6 6 20 - - - - -25 6 7 7 8 8 25 6 6 7 7 8 25 6 6 6 6 7 25 - - - - -30 7 7 8 8 9 30 6 7 7 8 8 30 6 6 6 7 7 30 6 6 6 6 640 7 8 8 9 9 40 7 7 8 8 9 40 6 6 7 7 8 40 6 6 6 6 650 8 8 9 9 10 50 7 8 8 9 9 50 6 7 7 8 8 50 6 6 6 6 760 8 9 9 10 10 60 8 8 9 9 10 60 7 7 8 8 9 60 6 6 6 7 775 9 9 10 10 11 75 8 9 9 10 10 75 7 8 8 9 9 75 6 6 7 7 8100 9 10 10 11 11 100 9 9 10 10 11 100 8 8 9 9 10 100 6 7 7 8 8125 10 10 11 11 12 125 9 10 10 11 11 125 8 9 9 10 10 125 7 7 8 8 9150 10 11 11 12 12 150 10 10 11 11 12 150 9 9 10 10 11 150 7 8 8 9 9200 11 11 12 12 13 200 10 11 11 12 12 200 9 10 10 11 11 200 8 8 9 9 10250 11 12 12 13 13 250 11 11 12 12 13 250 10 10 11 11 12 250 8 9 9 10 10300 12 12 13 13 - 300 11 12 12 13 13 300 10 11 11 12 12 300 9 9 10 10 11350 12 12 13 - - 350 12 12 12 13 - 350 11 11 12 12 12 350 9 10 10 11 11400 12 13 13 - - 400 12 12 13 13 - 400 11 11 12 12 13 400 9 10 10 11 11500 13 13 - - - 500 12 13 13 - - 500 11 12 12 13 13 500 10 10 11 11 -600 13 - - - - 600 13 13 13 - - 600 12 12 13 13 - 600 10 11 11 - -700 - - - - - 700 13 13 - - - 700 12 12 13 - - 700 11 11 - - -800 - - - - - 800 13 - - - - 800 12 13 13 - - 800 11 11 - - -900 - - - - - 900 - - - - - 900 13 13 - - - 900 11 - - - -1000 - - - - - 1000 - - - - - 1000 13 13 - - - 1000 11 - - - -155FOR DEPENDABLE DRIVE COMPONENTS,