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 5920-01-592-9032
NSN 5998-00-252-0965
NSN 6110-00-549-6662
NSN 6240-01-458-9184
NSN 6110-01-522-5402
NSN 5925-01-340-1185
NSN 5915-01-478-3931
NSN 6650-01-482-6021
NSN 5935-01-064-4195
NSN 6620-01-576-4308
NSN 5855-01-477-5332
NSN 6145-00-275-4046