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 6645-01-076-4655
NSN 5835-00-170-5238
NSN 6650-00-702-3560
NSN 5925-01-633-7765
NSN 5999-01-446-1619
NSN 7035-00-312-3055
NSN 6135-01-428-8821
NSN 5960-00-104-5955
NSN 5950-00-179-9888
NSN 6105-01-656-0530
NSN 6650-01-345-1340
NSN 6135-01-646-3039