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 6620-01-044-3371
NSN 5910-01-155-7117
NSN 6685-00-184-3894
NSN 6620-00-209-0767
NSN 7035-00-517-8232
NSN 6110-01-467-6328
NSN 5835-01-601-4411
NSN 2925-01-327-3069
NSN 6220-01-388-2624
NSN 5920-00-111-2375
NSN 6685-00-692-3047
NSN 2925-00-432-3410