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 5960-01-475-7428
NSN 5935-01-599-6623
NSN 5945-01-093-1195
NSN 5998-01-577-0438
NSN 6105-00-981-1335
NSN 6110-00-945-4720
NSN 6610-01-342-9774
NSN 5985-01-383-7186
NSN 5945-01-026-0506
NSN 5950-01-152-9094
NSN 5855-01-400-1590
NSN 6145-01-612-8666