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 6220-00-266-8222
NSN 5835-01-490-6325
NSN 6645-01-223-2402
NSN 6135-00-962-4111
NSN 6610-00-291-9093
NSN 5920-01-434-3420
NSN 5960-01-167-8796
NSN 5999-00-826-2293
NSN 6145-01-442-8143
NSN 5999-00-465-4971
NSN 6145-01-181-6198
NSN 6220-01-521-2383