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 6110-01-195-9259
NSN 5985-01-157-7130
NSN 5910-01-579-2614
NSN 6240-01-240-7529
NSN 5855-00-466-2309
NSN 6110-01-075-7485
NSN 6150-01-006-5730
NSN 5985-01-260-7598
NSN 6150-01-304-4495
NSN 5920-00-438-4973
NSN 5905-00-503-6651
NSN 2925-01-142-0981