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 5965-01-417-3211
NSN 5920-00-405-1363
NSN 5950-01-055-1270
NSN 6110-00-987-6971
NSN 5920-01-273-5121
NSN 6130-01-392-4807
NSN 5950-01-223-5315
NSN 5996-01-327-5071
NSN 5990-01-015-7502
NSN 5990-01-364-0813
NSN 5920-01-585-3225
NSN 5960-01-186-5023