Materials of Construction for Our Hydraulic Components

  • Barrel – Carbon Steel
  • Stem – Carbon Steel
  • Plating – Zinc Plating with Yellow Chromate RoHS Compliant Finish
  • Bearing – Chrome (“S” and “9SS” Series Only)
  • O-Rings* – Buna-N (Standard)
  • Backup Rings – Teflon™

* Optional sales available, see special seal designator information below.