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 5905-00-411-2168
NSN 6150-01-016-6935
NSN 5945-00-517-9566
NSN 5930-01-571-7906
NSN 5960-00-158-4841
NSN 6610-01-304-3226
NSN 5905-01-225-4185
NSN 5930-01-595-7651
NSN 6145-01-113-4148
NSN 6145-01-457-7685
NSN 6145-00-265-6205
NSN 6240-01-305-0908