Face Seal
Installation
Benefits
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
Applications
The 503 series is used as the primary static seal in heavy duty steel and aluminum applications in severe conditions. .
Typical applications include:
- Mobile Hydraulics
- Hydraulic Cylinder Rebuild
- Agricultural Hydraulics
- Construction Equipment
- Steel and Aluminum Processing
The 503 series Heavy-Duty Face Seal features high-grade polyurethane. Standard materials are MP03 machined H-PU, available up to 2100mm in diameter.
| Material | Code |
|---|---|
| Polyurethane H-PU | MP03 |
| Nitrile NBR | MN01 |
| Fluoroelastomer FPM | MF01 |
| Hydrogenated NBR | MN03 |
| EPDM | ME01 |
| Temperature | °C | °F | ||
|---|---|---|---|---|
| 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 | - | |||
| Pressure | 400 bar (6000 psi) | |||
Note: for other materials or fluids please contact our engineering department.