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31A3500
DFB Dual Face Brakes and QFB Quad Face Brakes (12)

This 16-model series of spring engaged, air released brakes are designed for heavy-duty industrial applications requiring high torque and low inertia. Intended for horizontal shaft mounting only. Dual Faced Elements have two interface surfaces; Quad Faced Elements have four interface surfaces. Available with either Standard or High coefficient friction facings. Single or Double Disc Assemblies available. Rugged design ensures long product life. O-ring sealed piston & cylinder design reduces maintenance costs.
ProductDescriptionMaximum Static Brake TorqueBore SizeBore StyleMax RpmMaximum Brake Continuous Thermal DissipationMinimum Release Pressure
964167QFB-1150*BRAKE*2.188,HCO,NSB17400 inlbs2.188 in.Straight With Setscrew And Keyway22005.40 hp73 psi
964320DFB-1650*BRAKE*3.000,NSB19100 inlbs3.000 in.Straight With Setscrew And Keyway15008.30 hp70 psi
964305DFB-1650*BRAKE*4.000,NSB19100 inlbs4.000 in.Straight With Setscrew And Keyway15008.30 hp70 psi
964301DFB-1650*BRAKE*2.938,HCO,NSB27200 inlbs2.938 in.Straight With Setscrew And Keyway15008.30 hp70 psi
964219QFB-1650*BRAKE*2.938,NSB38200 inlbs2.938 in.Straight With Setscrew And Keyway150010.70 hp70 psi
964272QFB-1650*BRAKE*4.500 BORE,NSB54400 inlbs4.500 in.Straight With Setscrew And Keyway150010.70 hp70 psi
964045DFB-1150*BRAKE*2.000,HCO,SPCL8700 inlbs2.000 in.Straight With Setscrew And Keyway22004.10 hp73 psi
964270DFB-1150*BRAKE*2.125,HCO,NSB8700 inlbs2.125 in.Straight With Setscrew And Keyway22004.10 hp73 psi
964169DFB-1150*BRAKE*2.438,HCO,NSB8700 inlbs2.438 in.Straight With Setscrew And Keyway22004.10 hp73 psi
964286QFB-2200*BRAKE*4.563,HCO,NSB96000 inlbs4.563 in.Straight With Setscrew And Keyway110014.10 hp66 psi
963999QFB-2200*BRAKE*4.9375 BORE,HICO,SPCL96000 inlbs4.938 in.Straight With Setscrew And Keyway110014.10 hp66 psi
964098QFB-2200*BRAKE*5.438 BORE,HICO,TWO KEYWAYS,SPCL96000 inlbs5.438 in.Straight With Setscrew And Keyway110014.10 hp66 psi
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