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 5895-01-567-2308
NSN 6650-01-290-4001
NSN 5975-01-488-0082
NSN 6320-01-190-1397
NSN 6240-00-546-2244
NSN 6105-01-386-4038
NSN 2925-01-138-8104
NSN 6145-00-793-7816
NSN 6135-00-044-3860
NSN 6645-01-037-9125
NSN 5998-01-427-8462
NSN 6320-00-343-1798