U Cup Seals

Hydraulic u cup metric 4mm id x 10mm od x 4 5mm seal price for 1 pc.

U cup seals. 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. An 6226 buna n u cup seals. When selecting the proper u cup for an application many design elements and general guidelines must be considered. Enable the u cup to have a longer life expectancy.

Many different u cup configurations exist to properly seal that demanding application. Mfp offers a wide range of u cup designs and produces them from a broad range of materials. Order o rings online quick and easy since 2007 from the o ring store llc. Hru 666 block vee u cups.

U cup selection criteria hi tech seals offers an extensive selection of u cup designs. When compressed between mating surfaces an o ring blocks the passage of liquids or gases. 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. 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.

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. Using these criteria throughout the selection process will ensure the desired sealing requirements of the application will be met i e. U cup seals or u ring seals are commonly used in linear applications to seal the rod or piston. Loaded u cups non loaded u cups hydraulic or pneumatic u cups mfp.

An o ring secures them to the rod or piston preventing leaks at low pressure and as the seal wears. Liquid or air pressure inflates the u cup and affects a seal. Contents introduction 1 seal selection 2 profiles 3 part numbering 4 specifying a seal 5. Hsu 626 straight lip u cups.

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. A u cup is an o ring formed into a u shaped channel. 6226 epdm u cup seals.