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.
NSN 6110-01-438-9395
NSN 5950-01-428-7063
NSN 6145-01-047-7729
NSN 6130-00-453-9204
NSN 5999-01-588-4871
NSN 6135-00-951-3426
NSN 5895-00-736-8814
NSN 5960-00-839-1529
NSN 5998-01-400-4079
NSN 6135-00-756-6149
NSN 6320-01-088-1109
NSN 5960-00-387-6377