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 5835-01-319-0262
NSN 6650-01-028-1304
NSN 5930-00-068-9073
NSN 6610-00-353-9990
NSN 6320-01-339-9974
NSN 5985-01-137-4859
NSN 5950-01-056-8518
NSN 5920-01-301-3837
NSN 6145-01-375-1369
NSN 5920-01-045-1484
NSN 6130-01-649-9961
NSN 6645-01-530-9134