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 6645-01-023-8020
NSN 4140-01-624-2199
NSN 5975-01-514-1006
NSN 6610-01-531-1079
NSN 6105-01-211-2580
NSN 5855-00-472-2055
NSN 5950-01-177-2214
NSN 5920-01-487-1968
NSN 5895-00-216-5849
NSN 5945-01-071-0443
NSN 5935-01-336-5354
NSN 6620-01-504-5756