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 6320-01-215-2284
NSN 5950-01-455-5666
NSN 6130-01-576-9618
NSN 6135-01-370-2599
NSN 6645-01-455-7687
NSN 6145-01-508-5150
NSN 5895-01-420-4989
NSN 5996-01-064-6969
NSN 4140-01-420-6508
NSN 6610-01-210-8493
NSN 5925-01-369-8931
NSN 5985-01-293-9219