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 6240-01-463-8276
NSN 5985-01-393-4002
NSN 5998-00-055-6368
NSN 6150-00-936-0670
NSN 6220-01-144-8473
NSN 5910-00-483-9939
NSN 5920-01-396-9278
NSN 5855-01-270-6847
NSN 5975-01-537-1808
NSN 6145-00-167-7505
NSN 5895-00-448-4059
NSN 5855-01-379-3160