Static Seal – ID Sealing



No twisting or rolling during installation

Direct retrofit to O-Ring and backup ring designs

Extrusion resistant

Abrasion resistant polyurethane

Long life due to robust design


The 161 Series is used as the primary static seal in heavy duty steel and aluminum applications in severe conditions.

Typical applications include:

  • Steel and Aluminum Processing
  • Mobile Hydraulics
  • Hydraulic Cylinder Repair
  • Agricultural Hydraulics
  • Construction Equipment

The 161 Series Static Seal features high-grade polyurethane. Standard materials are MP03 machined H-PU, available up to 2100 mm in diameter.

Material Code
Polyurethane H-PU MP03
Nitrile NBR MN01
Fluroelastomer FPM MF01
Hydrogenated NBR MN03
Temperature MP03
hydraulic oil -20…+115 -5…+240
water oil emulsions (HFA) +5…+55 +40…+130
water-glycol fl uids (HFC) -20…+55 -5….+130
polyol esters (HFD)
water +5…+55 +40…+130
Speed static
Pressure 400 bar (6000psi)

Note: for other materials or fluids please contact our engineering department.

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Learn more about System Seals

Download the System Seals Steel and Metal Processing catalog to learn more about our proprietary seals and how we help steel and aluminum mills save millions of dollars in uptime and productivity.