Helicopter Tail Rotor Seals | Trelleborg

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Helicopter Tail Rotor Seals

Trelleborg Sealing Solutions Aerospace seals, bearings and Excluders are essential for securing the trouble free and prolonged service of modern rotor systems.

High speed rotary PDR seals

High speed rotary PDR seals

Rotary seal for engine gearboxes that is widely used on helicopter gearboxes.
  • Unique Trelleborg Sealing Solutions design to meet customer specifications
  • Lips of Turcon® material that are compatible with all engine oils and fuels
  • Up to 100 m/s rotary speed possible
Transfer Shaft rubber Gaitor

Transfer Shaft rubber Gaitor

Rubber bellows and boots for protection of moveable links and joints.
  • Design to specification or to print
  • Designed for high flexibility and long service life
  • Compatibility with all commonly used greases and oils
Tail Rotor Damper

Tail Rotor Damper

The tandem Turcon® VL and Turcon® Variseal® M2S sealing system is now in use in over 20 different helicopter types.
Turcon® Variseal M2S

Turcon® Variseal M2S

The combination of the Turcon® VL seal and the Turcon® Variseal M2 is a proven sealing solution for helicopter MRA and TRA applications, as well as MRD and TRDs.
  • Withstands a wide range of temperatures
  • Compatible with all media
  • High level of flexibility
Orkot® Slydring

Orkot® Slydring

Polymeric composite bearings with a polyester base matrix and one or more layers of cloth for reinforcement.
  • “Soft” wear particles protect sealing system from damage
  • Load capacity exceeds traditional metal bearings
  • High tolerance to overloading (Shock loads)
  • Fully compatible with red oil types
  • Proven performance as LDG bearing (A320, A350)
Turcon® VL Seal

Turcon® VL Seal

The combination of the Turcon® VL Seal and the Turcon® Excluder DC is a proven sealing solution for many helicopter MRA and TRA applications, as well as MRD and TRDs.
  • Unique back-pumping sealing system actively prevents external leakage
  • Well lubricated seals allow over 30,000 landings with one set of seals
  • Range of excluders and scrapers, suitable for most groove standards, effectively scrape water, ice and dirt
  • Market leading Turcon® PTFE materials