Choose from our selection of piston seals for O-ring grooves, rod seals for O-ring grooves, channel-mount T-seals, and more. Same and Next Day Delivery.

Hercules Sealing Products is your top source for Hydraulic Inch Seals and Inch T-Seals, including TP Piston T-Seals . T-Seals are non-spiraling and extrusion resistant to 5,000 psi with improved tolerances.

T-Seals are designed to retrofit O-Rings, either in static or for use in reciprocating applications. Request a quote today!

TP-L style t-seals are specialized piston seals designed for bi-directional pressure applications. It includes a T-shaped nitrile ring with locking anti-extrusion rings that ensure the seal remains in place during installation and operation.

The O-ring Store is a distributor of hydraulic and pneumatic seals, seal kits and cylinders for mobile and industrial applications. We make getting O-rings easy!

If you need a sealing solution with easy assembly, low leakage, and longer service life of your components, Greene Tweed offers a wide range of standard and custom engineered T-seals. Our GT® options eliminate spiral failure and provide better extrusion resistance than an O-ring or backup ring assembly.

T-Seals are compact three piece double acting seals consisting of a T shaped elastomeric element and two rigid anti-extrusion rings. These compact sealing elements are designed to fit into simple O-Ring grooves and are frequently used to retrofit O-Rings that are failing.

Piston T-Seals combine a resilient sealing ring with a hard, split back-up ring on each side of the sealing element. The assembly installs in a standard o-ring groove. T-Seals are non-spiraling and extrusion resistant to 5,000 psi with improved sealing and stability.

North Coast Seal’s T-Seals come in both Piston and Rod styles. The T-Seal is designed as a double acting seal and fit a standard O-ring groove (intermediate and wide base glands are also available). The T-Seal design prevents extrusion and spiraling up to 5,000 PSI.

T-seals are double acting seals that are available in both piston and rod profiles. A standard O-ring groove can accommodate a standard T-seal. They can accommodate higher pressures depending on material selection.