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 5945-01-555-9140
NSN 5905-00-573-3799
NSN 5920-01-610-7598
NSN 5945-00-868-5386
NSN 6620-00-104-6937
NSN 5915-01-079-3243
NSN 7035-01-528-7870
NSN 5910-01-199-9344
NSN 6685-00-358-8331
NSN 5990-00-899-9836
NSN 6650-00-027-2608
NSN 6135-00-683-0536