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 6145-00-917-6560
NSN 5905-01-483-2324
NSN 5925-01-523-4838
NSN 5996-01-512-2878
NSN 5905-00-015-7249
NSN 6105-01-392-6114
NSN 6145-01-421-9115
NSN 5996-00-988-3887
NSN 5895-01-499-1734
NSN 4140-01-255-0282
NSN 5925-01-131-9776
NSN 6110-01-298-3365