U Cup Seals

An 6226 buna n u cup seals.

U cup seals.

An o ring secures them to the rod or piston preventing leaks at low pressure and as the seal wears. Mfp offers a wide range of u cup designs and produces them from a broad range of materials. 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. When selecting the proper u cup for an application many design elements and general guidelines must be considered.

6226 epdm u cup seals. 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. Symmetrical metric u cup seal u cup seal 4mm id x 10mm od x 4 5mm ht high temp urethane seal excellent wear and abrasion resistance up to 5000 psi applications symetrical lip design they can be used in rod or piston applications price is. When compressed between mating surfaces an o ring blocks the passage of liquids or gases.

Loaded u cups non loaded u cups hydraulic or pneumatic u cups mfp. Hsu 626 straight lip u cups. U cup seals or u ring seals are commonly used in linear applications to seal the rod or piston. 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.

Order o rings online quick and easy since 2007 from the o ring store llc. An o ring is a solid rubber seal shaped like a dough nut or torus. Also known as type b seals loaded lip seals and polypaks these u cups are wider than our other o ring loaded u cup seals for better stability and fit in wider grooves. Many different u cup configurations exist to properly seal that demanding application.

Using these criteria throughout the selection process will ensure the desired sealing requirements of the application will be met i e. A u cup is an o ring formed into a u shaped channel. Hru 666 block vee u cups. 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.

Enable the u cup to have a longer life expectancy. U cup piston rod seals u seals are vital components in the prevention of oil and lubricant leakage as their combination of a static outside sealing lip and inside dynamic lip allow them to create the proper pressure for pneumatic or hydraulic systems to operate. Liquid or air pressure inflates the u cup and affects a seal.