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 6220-00-421-1846
NSN 6645-01-381-2050
NSN 5990-01-269-2111
NSN 6145-01-578-1561
NSN 5950-00-702-8696
NSN 5895-00-222-8555
NSN 6220-01-516-9470
NSN 6620-01-602-8402
NSN 6220-00-809-6071
NSN 7035-01-444-9249
NSN 6105-01-199-9380
NSN 5998-01-028-2968