Area of Application
▪ Monitoring and control of pressure
▪ Venting
▪ Sampling in high- and low-pressure systems

Advantages
▪ Coupling at system pressure level
▪ Leakproof connection before ball check is open
▪ Simple connection to measuring, control
  and switching devices

Media
▪ Suitable for hydraulic oils and other mineral oil based fluids
  (Check compatibility of sealing material)
▪ For use in conjunction with other liquid media please
  consult STAUFF

Working Pressure
▪ Max. working pressure 400 bar / 5801 PSI
  For SMK style G and K the recommended working
  pressure of fitting manufacturer has to be applied.

Materials
Metal parts made of:
▪ Steel, zinc/nickel-plated = C6F (CrVI-free)

Ball made of Stainless Steel

Sealings made of:
▪ P = NBR (Buna-N®)
  Temperature range -20 °C ... +100 °C / -4 °F ... +212 °F
▪ V = FPM (Viton®)
  Temperature range -20 °C ... +200 °C / -4 °F ... +392 °F
▪ E = EPDM (Ethylene Propylene Diene Rubber)
  for brake fluid,
  Temperature range -40 °C ... +150 °C / -40 °F ... +302 °F