Exhaust Bellows  & Expansion Joints for Cooper Engines

Bellows Systems manufactures and stocks OEM and aftermarket bellows and expansion joints for complete line of Cooper Engines. Order by Copper part number or our cross-reference BSI part numbers. In addition to the standard parts, our catalogue includes an extensive list of expansion joints that provide performance upgrades over OEM designs and have become industry standard for dependable performance and long service life.

With over four decades of experience we continue to inovate and provide superior products  for integral compresor engines.
Contact us for complete list of bellows, expansion joints and exhaust system products for Gas Compression Industry.

Cooper Engines: 

Design and Features:

  • Design Temperature: Exhaust gases at 1000°F max. 
  • Design Pressure: 60 PSIG  
  • Axial Movement:  2-1/2″ Rated (1″ Extension, 2 ½” Compression) 
  • Lateral Movement:  ± 3/8” Comb. life cycle: Min. 1000 cycles 
  • NDE: Fluorescent dye-penetrant test all welds 
  • Installed with shipping bars (color coated yellow) with unit compressed 1/2″. 
  • Remove shipping bars during final bolt-up and prior to start-up or testing.

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