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 4140-00-842-7553
NSN 6320-01-516-3836
NSN 5915-01-528-2523
NSN 6220-01-186-9750
NSN 5999-00-215-7295
NSN 6650-00-172-7519
NSN 6240-00-212-4305
NSN 6150-00-580-0511
NSN 5945-01-571-0250
NSN 6145-00-338-5645
NSN 5996-01-103-6567
NSN 5985-01-310-8473