X-Rings, D-Rings, Quad Rings

Lanson Polymers supply a range of O-Rings including:

X-Rings, Quad Rings & D-Rings

These can be supplied in both standard and more exotic materials.

As well as a comprehensive range of standard sizes we also offer non-standard sizes often with no tooling charges and short lead- times.

Features & Benefits of X-Rings/Quad Rings

Readily available in either NBR or FKM.

Wide range of fluid media can be sealed.

Other materials available.


Avoids rolling in the groove.

Lobed geometry reduces possible rolling during reciprocating motion.


Reduced Friction.

Compared to a standard O-Ring.



Hydraulic Actuators




Brake Systems


Motors and Gearboxes

Various other applications