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 5915-01-124-1802
NSN 6620-01-502-7105
NSN 6620-00-824-4609
NSN 5835-00-646-9200
NSN 5930-00-925-8246
NSN 5990-01-089-9694
NSN 2925-00-480-9068
NSN 6110-01-140-5780
NSN 5935-01-308-3093
NSN 6320-01-177-3192
NSN 6320-01-364-1840
NSN 6220-01-364-1675