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 5910-01-153-9291
NSN 6610-00-419-0315
NSN 6685-01-548-9557
NSN 6650-00-758-3011
NSN 5895-00-007-1295
NSN 4140-00-999-8100
NSN 5985-01-335-6963
NSN 6110-00-456-2058
NSN 6135-01-167-7604
NSN 5835-01-488-6678
NSN 5999-00-295-6285
NSN 5945-01-286-2914