CURRENT STATUS OF AXIAL-FACE SEALS

A description of the application of Axial Face Seals to Aircraft Gas Turbine Main Shaft Bearings, Gear Boxes or Accessory Pads and Accessories; their limitations with respect to sealing media, temperatures, pressures and rubbing surface speeds; the influence of these factors on the selection of materials of construction.

A statement of the current status of the art and projected future requirements.