U Cup Seal

Many different u cup configurations exist to properly seal that demanding application.

U cup seal.

An o ring is a solid rubber seal shaped like a dough nut or torus. These u cup seals create less friction than o ring loaded u cups so they wear more slowly also known as lip seals u cups have a sealing lip on both the inside and outside edges so they can be used for rod and piston sealing. This brilliant design has been modified to create several unique configurations. Mfp offers a wide range of u cup designs and produces them from a broad range of materials.

U cups are a lip seal named for the cross section s distinctive u shape. Hru 666 block vee u cups. Liquid or air pressure inflates the u cup and affects a seal. U cup seals or u ring seals are commonly used in linear applications to seal the rod or piston.

Order o rings online quick and easy since 2007 from the o ring store llc. This brochure will take you through a variety of u cup related sealing products and materials while giving you some basic guidelines of sealing principles and theories to help you design for your unique needs. Hsu 626 straight lip u cups. When compressed between mating surfaces an o ring blocks the passage of liquids or gases.

An 6226 buna n u cup seals. Dual rod and piston seals sometimes called u ring u seals or unloaded u cups are universal seals used in hydraulic applications. 6226 epdm u cup seals. Rubber cup seals also called u cup and lip seals from marco rubber are used for hydraulic pneumatic and other dynamic applications.

The u cup is ideal for use on linear moving shafts and piston heads because unlike an o ring the shape does not try to roll with the movement and create friction. Contents introduction 1 seal selection 2 profiles 3 part numbering 4 specifying a seal 5. The u shape energizes the sealing lips as the application pressure increases. Enable the u cup to have a longer life expectancy.

They are used for both dynamic and static applications. They are used in static and dynamic applications to seal the rod and piston.