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 6645-01-131-9664
NSN 4140-01-519-9343
NSN 5975-01-565-0459
NSN 6105-01-012-4176
NSN 5835-01-107-8600
NSN 5905-01-145-5434
NSN 4140-01-423-6219
NSN 7035-00-797-2635
NSN 5975-01-083-2122
NSN 7035-00-225-6499
NSN 6650-01-006-6066
NSN 6145-01-026-9085