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 5960-01-144-5502
NSN 5920-01-332-1033
NSN 5935-01-284-8944
NSN 6110-01-608-3094
NSN 5990-00-160-1176
NSN 5950-01-297-9664
NSN 5965-01-189-4805
NSN 6685-01-448-0569
NSN 5920-01-088-7205
NSN 5920-01-260-8566
NSN 6320-00-456-2092
NSN 6645-01-400-2119