| System |
Application |
Aircraft Type
|
Typical Media |
Recommended materials |
| Engine |
Inter-stage seals
|
Jet |
Engine oil/hot air
|
G75B Perfluoroelastomer |
| Variable inlet guide vane |
|
|
|
Landing gear
|
Oleo-pneumatic dampers |
All |
Red oils
(synthetic mineral oils)
MIL-H-5606
MIL-PFR-83282
MIL-PFR-87257
|
Nitriles or
Fluorosilicones (static) |
| Retract actuators |
Large civilian |
Phosphate Ester (Skydrol/Hyjet) |
EDPM |
| Military & small civilian |
Red oils
(synthetic mineral oils)
MIL-H-5606
MIL-PFR-83282
MIL-PFR-87257
|
Nitriles or
Fluorosilicones (static) |
| Bogie pitch trimmers |
Large civilian |
Phosphate Ester (Skydrol/Hyjet) |
EPDM |
Hydraulic actuators |
Door actuators |
Large civilian |
Phosphate Ester (Skydrol/Hyjet) |
EPDM |
| Thrust reverse actuators |
| Flight control surface actuators |
| Main rotor actuators |
Helicopters |
Red oils
(synthetic mineral oils)
MIL-H-5606
MIL-PFR-83282
MIL-PFR-87257 |
Nitriles |
| Tail rotor actuators |
| Slat/Flap
|
Rotary geared actuators
Gear boxed |
Large civilian |
Semifluid
(Rocol Aerospace 100)
|
Fluorocarbon |
Rotary geared actuators
Gear boxed |
Grease |
Nitriles |
Fuel Systems |
Static seals
|
All |
Aviation fuel |
Fluorosilicones |
Hydraulic
systems |
Swivel joints
|
Military |
|
|
Air systems |
|
All aircraft |
|
HNBR |
Ships |
|
Structural dampers |
|
All |
Atmosphere |
Silicones |
| Laser infra-red counter measures & Targetting |
Chamber seals |
Military |
Ethyl based coolants |
Platinum Silicone or Perlast® G67P |
| Airframe |
Window & door seals |
All |
Atmosphere |
Silicones |
| Motar systems & Howitzer systems |
Balancers
Dampers |
Gun systems |
Grease & high pressure air |
Nitriles
ED resistant materials |