Piston Seals

High Performance Seals has established a world-wide network of certified suppliers to source virtually every make of piston seal. Our vast inventory undergoes rigid quality controls. And you'll appreciate our unmatched customer service, which has made us a trusted leader in fluid power, chemical processing, agricultural, plumbing, food & beverage and numerous other markets.

Need help? We'll give you excellent guidance to select the perfect seal for your unique application. If you have custom needs, we'll provide expert engineering, prototyping, testing and certification services. Our one-stop shopping service also includes pre-production and kitting, JIT/Kanban programs, special marking and packaging options, and more.

T-SEAL

High Performance Seals stocks one of the world's largest inventories of O-Rings and seals. More

CAPPED T-SEAL

A capped T-seal energizes a PTFE cap, which seals the dynamic surface. More

URETHANE CAP

Between the O-Ring loaded seal and capped T-seals in terms of surface sealability. More

PTFE

This PTFE piston seal is low cost, yet offers numerous different layout and material options for different applications. More

LOADED U-CUP

This single direction piston seal can only seal if the pressure is from one direction. More

O-RING LOADED

The dual action piston seal is for applications requiring maximum sealability. More

ASYMMETRICAL UNLOADED U-CUP

This asymmetrical unloaded U-cup has both a static and dynamic side. More

GROOVED

The bi-directional grooved seals are specially designed to deal with a wide range of sealing pressures. More

SYMMETRICAL U-CUP

Use the symmetrical U-cup as either a piston or rod seal and to accommodate a small gland space. More