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Sealing and Bearing Elements

Hunger DFE have over 30 years’ experience in the design and manufacture of seals and sealing systems for all types of cylinder applications, including extensive offshore experience. Hunger cylinder designers work closely with their seal factory counterparts to develop specific sealing systems for cylinders operating in many diverse applications and the harshest environments. 

  • Piston seals
  • Rod seals
  • Rotary seals
  • Static seals
  • Wipers
  • Ice scrapes
  • Guide (bearing) rings
  • Customer solutions

Our Complete catalogue can be found here:

Catalogue

HUNGER DFE system seals: unique geometry, arrangement examples for piston and rod
Typical materials: NBR, FPM (Viton), PUR, PTFE (Teflon) POM
Temperature and pressure ranges to suit customer application

Chemical resistance: water, water-glycol, mineral oils

  • Piston seals, such as the GD100K, TDA, GGDA and also complete pistons.
  • Piston Rod seals, examples TDI, EVD, GGDI.
  • V-packing (Chevron seals for rods and pistons)
  • Bearings: piston and rod
  • Wipers, mention: AI, Ice scrapers A-EIS
  • Static and rotary seals: O-Rings POR, OBVD, S90, RDI, RDA..

Applications

  • Hydraulic cylinders of all types
  • Extreme temperature ranges - military
  • Presses
  • Plastic extrusion machines
  • Building machinery
  • Textile machines
  • Agricultural equipment
  • Lifts
  • Water hydraulics
  • Mining
  • Aircraft and aerospace

HUNGER Hydraulic Solutions – Successfully Operating Worldwide