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Nexen Open Clutch/Brake Type MDB

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Nexen Open Clutch/Brake Type MDB

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Code: Nexen Open Clutch Brake Type MDB
Brand: Nexen

Nexen Open Clutch/Brake Type MDB

MDB Modular Clutch-Brakes are ideal for more demanding applications.

  • Modular Clutch System Model - MDB

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Nexen Open Clutch/Brake Type MDB

MDB - Enclosed, Air Engaged, Clutch Brake with optional Input Shaft and Feet

Nexen's hollow bore, shaft mounted clutch-brakes combine the features of a friction clutch and friction brake into a single unit. Three of the four models available have have a single piston that eliminates simultaneous clutch and brake engagement.


  • Flange mounts directly to NEMA C-face motors

  • Up to 10 HP and reducers for complete control.

  • Offers true neutral position (no clutch or brake engagement). 

  • The MDB is obtained by assembling an MDU on an MBU.

  • NEMA C flange compatible 

  • Automatic facing wear compensation 

  • High cooling capacity


  • Available with a pilot surface to mount sprockets or sheaves or with a variety of integral sheaves.

  • Four sizes are offered to transmit motor torque up to 20 horsepower.

Additional Information

Additional Information

Product Type Combination Clutch/Brake
Brand Nexen
PDF Catalogue PDF Download Download
Actuation Method Pneumatic
Actuation Type Active
Ambient Temperature 32 - 150 °F
Compares With Horton
Max. RPM 1800
Torque Rating Clutch torque: 47 to 130Nm at 5.5bar Brake torque: 63 to 175Nm at 5.5 bar
Inner Diameter 0.625" to 1.375"
Outside Diameter 0.625" to 1.375"
OEM Numbers
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Application Examples
Nexen MDB-625 on Small Baggage Conveyor

Nexen MDB-625 on Small Baggage Conveyor