O-ring is one of the most popular types of seals, commonly used in various industrial and mechanical applications to ensure tightness. It is a ring-shaped gasket made of a flexible material that allows it to fit and seal the space between two surfaces.

A seger ring , also called a seger clamp, is a securing device used to hold mechanical components in place on shafts or axles. It is a type of spring ring that has a through hole and is usually placed in a groove on shafts or axles. The lock ring keeps the attached element in the right position, preventing it from moving along the shaft axis.

A gasket is a mechanical component used to provide a tight seal between two surfaces that are in contact with each other. Its main task is to prevent fluid leaks (gas, liquids or dust) and to protect against access of undesirable substances to the interior of the system. Seals are an indispensable element in a wide range of industrial, mechanical, automotive and home applications.