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 6240-01-123-0968
NSN 6320-00-546-9249
NSN 5905-01-574-2815
NSN 5965-00-470-9521
NSN 6610-01-364-8295
NSN 5855-01-118-6001
NSN 2925-00-684-7708
NSN 6610-01-633-8931
NSN 5930-01-511-0080
NSN 5990-00-557-3672
NSN 6620-01-654-3346
NSN 5945-00-529-0409