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31A3500
DFB Dual Face Brakes and QFB Quad Face Brakes (9)

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
964074DFB-1650*BRAKE*2.00019100 inlbs2.000 - 4.000 in.Unfinished Pilot Bore15008.30 hp70 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
964075DFB-1650*BRAKE*2.000,HCO27200 inlbs2.000 - 4.000 in.Unfinished Pilot Bore15008.30 hp70 psi
964301DFB-1650*BRAKE*2.938,HCO,NSB27200 inlbs2.938 in.Straight With Setscrew And Keyway15008.30 hp70 psi
964082QFB-1650*BRAKE*2.00038200 inlbs2.000 - 5.000 in.Unfinished Pilot Bore150010.70 hp70 psi
964219QFB-1650*BRAKE*2.938,NSB38200 inlbs2.938 in.Straight With Setscrew And Keyway150010.70 hp70 psi
964083QFB-1650*BRAKE*2.000,HCO54400 inlbs2.000 - 5.000 in.Unfinished Pilot Bore150010.70 hp70 psi
964272QFB-1650*BRAKE*4.500 BORE,NSB54400 inlbs4.500 in.Straight With Setscrew And Keyway150010.70 hp70 psi




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