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 5985-00-234-1425
NSN 5965-00-240-3819
NSN 5975-00-531-2165
NSN 5999-01-443-1551
NSN 5905-01-457-7028
NSN 6685-01-042-7835
NSN 5920-01-560-1798
NSN 6240-01-455-7331
NSN 5950-00-144-0590
NSN 5965-00-937-1851
NSN 6110-01-010-0905
NSN 6150-01-525-4881