Nexen Spring Engaged Brake Module Type DFB & QFB

Brand: Nexen
Code: Nexen Spring Engaged Brake Module Type DFB & QFB

Nexen Spring Engaged Brake Module Type DFB & QFB

Heavy Duty Spring Engaged Brake Elements DFB & QFB Series

  • DFB -  Dual Face Brakes

  • QFB - Quad Face Brakes 


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Nexen Spring Engaged Brake Module Type DFB & QFB

There are 16 models in this series of spring engaged, air released brakes. They are designed for heavy-duty industrial applications requiring high torque and low inertia.


  • Only suitable for horizontal shaft mounting.

  • Available with either standard or high coefficient friction facings.

  • Rugged design ensures long product life

  • O-ring sealed piston & cylinder design reduces maintenance costs.

  • Air is supplied directly at the cylinder air inlets.


  • 16 models Static torque at 0 bar: 700Nm to 9300Nm (STD facings); 1400Nm to 18600Nm (HICO facings)

  • Minimum release pressure: 5bar Bore sizes: 1.000" (24.5mm) to 6.500" (165.1mm) 

  • Dual faced elements have two interface surfaces; Quad faced elements have four interface surfaces

  • Single or Double Disc Assemblies are available in disc sizes from 11.500 to 25.000 inches.

Product Specific Information

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Product Brake
Brand Nexen
Industry Applications Emergency stopping, Power-off holding, Controlled deceleration, Dynamic stopping,
Actuation Method Pneumatic
Brake Type Spring Applied
Compares With Horton
Bore Size 6.500"
Max. RPM 2200
Mounting Type Shaft
Torque Rating Up to 164, 800 In. Lbs.
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