Clutch Mechanism w/ Adapter, Heavy Duty -- MBR2K-STH

Product Details
in: Pneumatic Clutches

Product Overview

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Clutch Mechanism w/ Adapter, Heavy Duty -- MBR2K-STH -- View Larger Image
Clutch Mechanism w/ Adapter, Heavy Duty -- MBR2K-STH-Image


  • Friction type heavy duty clutch mechanism engages with air pressure, spring released when air is exhausted
  • Torque is linear in response to air pressure applied


  • Through/Mid Shaft or End of Shaft
  • Heavy duty clutch mechanism slides on shaft and is fixed with set screws and a customer supplied key
  • Adapter connects to a fully supported, bearing mounted pulley, gear or sprocket
  • Anti-rotation arm required to prevent rotation of the air housing
  • Heavy duty clutch mechanisms are designed for horizontal mounting. If vertical mounting is required, consult engineering for options
  • Note: Heavy Duty Clutch Mechanism DOES NOT support Adapter


  • Heavy duty clutch mechanisms are suitable for cycling applications connecting and disconnecting two fully supported shafts
  • Maximum RPM varies by model. Please consult the detail sheets (below). Consult engineering if the intended application exceeds the listed maximum RPM.

Design Features

  • Heavy duty clutches are bored to suit up to the maximum shown (US & Metric) for easy installation
  • Splined drive and toothed friction discs for heavy duty service
  • Machined face and bolt circle on adapter facilitate connection to a bearing mounted pulley or gear
  • Available with either high or low* coefficient friction linings for same price

Product Category
Pneumatic Clutches
Clutch Specifications
0.0 to 1767.0 Ft-lbs (0.0 to 2396 N-m)
Pneumatic Pressure
80 psi (56.3 m H2O)
Spring Assistance
Spring Return/Disengage
Physical Characteristics

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Bore Diameter