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 5835-01-581-9433
NSN 5999-00-661-0954
NSN 5925-01-560-8784
NSN 6110-00-886-9147
NSN 5975-00-494-0703
NSN 5905-00-068-0070
NSN 5925-01-396-1584
NSN 5905-01-634-0595
NSN 5965-01-519-1214
NSN 6150-01-279-6405
NSN 6320-01-512-2031
NSN 5925-00-886-8041