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 6610-00-341-1871
NSN 7035-00-500-7839
NSN 5945-01-257-8625
NSN 6130-01-651-7689
NSN 6240-00-832-6867
NSN 7035-01-192-2659
NSN 6110-01-194-7344
NSN 2925-01-327-3069
NSN 6145-00-411-0813
NSN 7035-00-064-7008
NSN 6150-01-490-0274
NSN 6130-01-013-6741