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 6105-01-408-6859
NSN 5975-01-227-6858
NSN 5998-00-111-2197
NSN 5965-01-453-1108
NSN 5999-00-816-6536
NSN 5915-00-141-0410
NSN 6150-01-360-6211
NSN 6220-00-169-6516
NSN 6240-01-418-1871
NSN 5855-01-529-8717
NSN 2925-00-629-7641
NSN 2925-01-424-0235