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 5905-01-622-4144
NSN 5996-01-197-7005
NSN 6220-01-497-4600
NSN 5835-01-571-4083
NSN 6130-01-470-4392
NSN 2925-00-221-8529
NSN 5960-01-148-0074
NSN 6130-00-753-7732
NSN 6240-01-462-1874
NSN 5920-00-959-9548
NSN 5945-01-315-0920
NSN 6105-00-660-8882