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 5905-01-450-8554
NSN 4140-01-660-5265
NSN 6105-00-188-7433
NSN 5985-01-035-7464
NSN 5945-01-214-0976
NSN 5960-00-966-4918
NSN 4140-00-376-5712
NSN 5905-01-577-8414
NSN 5965-01-039-2795
NSN 5996-01-181-2697
NSN 5920-00-499-8285
NSN 6105-01-330-5504