Senior Aerospace Metal Bellows

The all welded metal construction of Senior Aerospace Metal Bellows’ reservoirs eliminates the leakage problems associated with traditional piston or bladder devices. The welded metal bellows construction provides maintenance free service, high reliability, and long life. These units are ideally suited for, and have a long pedigree on, commercial and military aircraft, ground vehicles and weapons systems.

Typical Applications

  • Cooling system storage/compensation
  • Hydraulic system fluid storage/compensation
  • Fuel system storage

Principal Advantages

  • Completely maintenance and service free
  • Absolute leak tightness
  • High reliability
  • Impervious to temperature extremes
  • Zero friction repeatable performance with no wearing parts
  • Long predictable life under operating conditions
  • Indefinite storage time
  • Contaminant free storage and operation
  • Compatible with normal, exotic or corrosive hydraulic fluids


Construction Features

  • All welded construction
  • Elimination of elastomeric seals
  • Fabricated from Stainless Steel, High Nickel or Titanium alloys as required by operating parameters


Senior Aerospace Metal Bellows can also design other
Custom Products to meet your application. If you don’t see
a product that meets your specific requirements,
we look forward to providing you with a “Solution”.


Detail info and technical specifications on products, capabilities and systems

Aerospace Defense Semiconductor Oil & Gas Medical

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