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 5915-00-738-5596
NSN 4140-01-035-5530
NSN 6145-01-381-1303
NSN 5945-01-200-7300
NSN 6685-00-822-5348
NSN 6150-01-062-0853
NSN 6220-00-327-8775
NSN 6320-00-831-2227
NSN 4140-01-634-0330
NSN 6610-01-141-7014
NSN 7035-01-444-9249
NSN 6110-01-316-8202