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 6145-01-515-9871
NSN 5960-00-911-9345
NSN 5975-01-014-7231
NSN 6105-01-581-5495
NSN 5925-01-364-0771
NSN 6220-01-479-2668
NSN 5965-01-310-8943
NSN 5895-01-656-0631
NSN 6135-00-078-9931
NSN 4140-00-084-7343
NSN 6130-01-112-0158
NSN 5999-00-541-9347