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 5985-00-850-8283
NSN 5925-01-165-2923
NSN 5950-01-023-3234
NSN 6320-01-064-0372
NSN 5835-01-495-0595
NSN 6130-00-924-9096
NSN 5930-00-100-0163
NSN 5990-01-288-7393
NSN 5990-01-249-8212
NSN 5920-01-068-3135
NSN 2925-01-577-0004
NSN 5930-00-418-2465