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 6610-01-572-6625
NSN 6150-00-306-0157
NSN 6650-01-035-3041
NSN 6620-01-024-7003
NSN 7035-01-432-2298
NSN 4140-00-488-2598
NSN 5920-01-650-0069
NSN 6150-00-724-1598
NSN 6105-00-948-3817
NSN 5910-01-017-5108
NSN 7035-00-320-5644
NSN 5945-00-517-8410