Landing Gear Seals | Trelleborg

Landing Gear Seals

Trelleborg Sealing Solutions has been a leading supplier of seals and bearings for aircraft landing gear since 1940. Trelleborg Sealing Solutions is the leading supplier of seals and bearings for aircraft landing gear with a proven track record of more than 25,000 landings on large commercial aircraft. Only Trelleborg Sealing Solutions offers the unique combination of a true back-pumping sealing system and composite bearings.

Landing Gear

Landing gear main shock strut

Trelleborg Sealing Solutions is the leading supplier of seals and bearings for aircraft landing gear with a proven track record of more than 25,000 landings on large commercial aircraft.
  • Sealing systems
  • Bearings
  • Excluders and pipe clamps
  • Grease retainers
  • Brake seals and dust excluders
  • Aerodynamic shrouds
  • Offers the unique combination of a true back-pumping sealing system and composite bearings
Landing Gear

Orkot® bearing rings

These bearings with a polyester base matrix have one or more layers of cloth reinforcement.
  • “Soft” wear particles protects sealing systems from damage
  • Load capacity exceeds traditional metal bearings
  • High tolerance to overloading (shock loads)
  • Fully compatible with red oil types Proven performance
Landing Gear

Turcon® VL Seal® & Turcon® Variseal® M2S

The combination of the tandem Turcon® VL seal and the Turcon® Variseal® M2S is well proven in the landing gear of numerous large aircraft.
  • Unique back-pumping sealing system actively prevents external leakage
  • Well-lubricated seals allow more than 30,000 landings on a set of seals
  • Effective scraping of water, ice and dirt by a range of excluders and scrapers suitable for most groove standards “600” series, large cross section seal design available for large shock strut diameters
  • Market leading Turcon® PTFE based materials
Landing Gear

Turel® square ring & back-up rings

The Turel® square ring together with back-up rings has been specially developed for use in low temperature landing gear applications.
  • Static seal for extreme conditions
  • Effective sealing down to -60 °C / -76° F
  • High tolerance to hardware movements
Landing Gear

Wire and pipe clamps

Used for safe routing of electrical wires and hydraulic pipes in many places on the aircraft, such as landing gear shock struts, retract actuators and engines.
  • Unique Trelleborg Sealing Solutions designs to meet customer specifications
  • Damping of elastomer block prevents pipe fatigue
  • Unique fatigue resistant design of clamping band
  • Materials compatible with all commercially available fluids
Landing Gear

Bearing grease dams

Bespoke designs to suit specific wheel geometries.
  • Unique Trelleborg Sealing Solutions design to meet customer specifications
  • Effectively retains wheel bearing grease
  • Materials compatible with all engine oils and fuels
Landing Gear

Turcon® Excluder DC

Turcon® Excluder DC is a well proved double-acting excluder.
  • Provides effective scraping of dust & ice
  • Easy installation in grooves with reduced sidewalls
Landing Gear

Turcon® Wedgpak®

Turcon® Wedgpak® consists of a triangular elastomer supported by two delta-shaped back-up rings.
  • Turcon® Wedgpak® has reduced, yet effective elastomer contact, for positive sealing at all temperaturest
Landing Gear

Shroud seal

The shroud seal is an example of how Trelleborg Sealing Solutions designs to the customer’s specification.

  • Unique Trelleborg Sealing Solutions design to meet customer specifications
  • Lightweight, yet stable enough to resist airflow
  • Fully compatible with tough wheel environments
  • Durable silicone material with fabric reinforcement
Landing Gear

Brake with Turcon® Wedgpak® & Turcon® Excluder DC

Custom seal designs available for economical, yet efficient sealing of aircraft brakes.
  • Custom seal designs available for economical, yet efficient sealing
  • Seals & scrapers for extreme temprerature for brake pistons exposed to cold environments and heat from brake discs Materials compatible with all brake fluids