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 6320-01-056-1164
NSN 7035-01-034-6183
NSN 6105-01-419-6082
NSN 6650-00-256-9059
NSN 6645-01-411-5657
NSN 6220-01-616-5737
NSN 5835-00-092-1136
NSN 5935-01-212-9511
NSN 5985-00-187-7560
NSN 5990-01-309-3740
NSN 6320-01-578-6006
NSN 6685-01-149-2843