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 5915-01-160-7123
NSN 5905-00-946-8159
NSN 6135-01-265-1384
NSN 6320-00-194-4252
NSN 5990-01-107-1003
NSN 5999-01-506-7345
NSN 6105-00-978-9766
NSN 6135-01-205-5965
NSN 5835-01-087-7290
NSN 5915-01-221-9117
NSN 5985-00-716-6888
NSN 7035-01-551-9668