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 6145-01-160-7658
NSN 6685-01-296-3917
NSN 5998-01-055-6043
NSN 6320-00-483-0451
NSN 7035-01-555-8793
NSN 6650-01-191-9059
NSN 6105-01-441-1039
NSN 5990-01-627-8097
NSN 5950-00-201-5267
NSN 5945-01-373-5462
NSN 6685-01-509-6516
NSN 6105-01-540-0664