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 6240-01-501-8865
NSN 6620-00-052-8003
NSN 6620-01-266-8894
NSN 5905-01-202-6146
NSN 5905-01-593-8822
NSN 5985-01-173-2691
NSN 6240-00-170-5302
NSN 7035-00-213-6413
NSN 5925-01-597-5394
NSN 7035-01-357-7786
NSN 6135-01-353-1036
NSN 6620-00-335-9462