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 5895-00-100-1216
NSN 5915-01-391-0089
NSN 5965-01-010-1258
NSN 5920-01-419-0741
NSN 6645-01-193-1277
NSN 5998-01-089-5911
NSN 4140-01-278-2105
NSN 6220-01-179-6242
NSN 5960-01-449-5726
NSN 5996-01-604-8629
NSN 5910-01-467-0658
NSN 5960-01-315-0676