Oil seals and grease seals have a flexible lip that rubs against a shaft or housing to prevent the leakage or ingress of fluids and dirt.
Split Seal
Integral Wiper or Scraper Element
Seal is Spring-energized

Dynamic Seals

(653 companies)
Dynamic seals include oil seals, hydraulic and pneumatic seals, exclusion seals, labyrinth seals, bearing isolators, and piston rings. They create a barrier between moving and stationary surfaces in applications such as rotating shafts and pistons rings. This is a general search form; more detailed search forms are available.
29,824 products match your search.
Hydraulic seals and pneumatic seals include piston seals, rod seals, U-cups, vee, cup, and flange packings.
Labyrinth seals and clearance seals are minimum-leakage seals that protect machine elements from contamination through a noncontact method. They operate on the principle of positive clearance and do not rub on shafts or housing.

Exclusion Seals

(129 companies)
Exclusion seals are comprised of wipers, scrapers and V-ring seals.

Diaphragm Seals

(103 companies)
Diaphragm seals are isolation devices that separate a pressure instrument from the process media.

Brush Seals

(18 companies)
Brush seals are used as a barrier against flying debris and liquid. They are also used to reduce or block the infiltration of light or air flow.
Compression packing seals or gland seals are deformable materials used to prevent or control the leakage of fluid between surfaces that move in relation to each other.
Oil additives and fluid additives are chemical substances that are added to oils and industrial fluids to impart or improve certain properties. They are used with lubricants, coolants, thermal oils, greases, metal working fluids, and other application-specific fluids.

Mechanical Seals

(342 companies)
Mechanical seals including mechanical face seals, bellows, gas seals, and cartridge seals.
Lubricant recovery equipment and oil recovery equipment is used to reclaim lubricants, fuels, and oils that have been spilled and/or contaminated. Recovery systems may be designed to remove particulate matter, dirt, water, and other extraneous matter from lubricants and oils.

Bonded Seals

(59 companies)
Bonded seals are metal washers with a rubber insert bonded to the inside diameter for use in high pressure applications.

V-ring Seals

(42 companies)
V-ring seals are all-rubber seals used primarily to exclude dirt and other contaminants. They are stretched over shafts and seal against the side of housing or another machine component.

Security Seals

(111 companies)
Security seals are safety products that visually identify if a seal, container, package or enclosure has been opened.