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 5985-01-430-2570
NSN 5999-01-194-0005
NSN 5920-01-066-3709
NSN 6240-01-174-1907
NSN 6135-00-246-0324
NSN 6320-00-450-7014
NSN 4140-01-269-0383
NSN 7035-00-131-8219
NSN 6130-01-536-9720
NSN 6685-01-182-6416
NSN 5935-00-116-9638
NSN 5965-01-063-7894