UN Hydraulic Seal | OEM Rod Seal for Hydraulic Cylinders

Our UN Hydraulic Seal is a reliable solution for sealing the rod side of hydraulic cylinders. Designed for medium-pressure applications, this seal provides excellent resistance against fluid leakage and extrusion. It's a popular choice in industries like construction, agriculture, and factory automation.

Made from high-quality TPU, NBR, or FKM materials, our UN seals offer:

• Superior wear resistance

• Stable sealing under pressure up to 35MPa

• Smooth operation with low friction

• Excellent temperature tolerance (-40°C to +120°C)

• Compatibility with ISO-standard grooves

• Easy installation using standard seal tools

We support both metric and inch sizes, and offer free sample matching if you're unsure about your dimensions. OEM customization is available with logo and packaging support.

Common Applications:

• Excavators

• Loaders

• Hydraulic presses

• Injection molding machines

• Agricultural and forestry cylinders

Need help selecting the right size or material?
👉 Read our guide on how to replace hydraulic cylinder seals

📩 Email: [email protected]
📱 WhatsApp: +86 17622979498