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 5835-01-012-1436
NSN 5855-00-149-0766
NSN 5985-01-499-2005
NSN 5930-01-113-8011
NSN 6240-01-604-1293
NSN 5915-01-633-9845
NSN 6145-01-082-0265
NSN 5999-00-067-3960
NSN 5930-00-042-9723
NSN 5975-00-007-5141
NSN 6650-01-364-8504
NSN 5975-01-012-4367