A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6145-01-061-5921
NSN 5920-01-191-6033
NSN 6650-00-479-9329
NSN 5996-01-253-3486
NSN 5950-01-025-9918
NSN 5996-00-944-4959
NSN 6220-01-417-8835
NSN 6320-00-583-3105
NSN 6130-00-359-2747
NSN 6135-00-128-1633
NSN 6650-01-252-7701
NSN 5965-00-131-6700