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 6620-00-606-0446
NSN 6650-01-421-8424
NSN 6650-01-264-7227
NSN 6645-01-431-4545
NSN 5960-01-452-1907
NSN 5910-01-056-8549
NSN 5910-00-420-3819
NSN 6110-01-630-9845
NSN 5935-00-827-0492
NSN 6135-01-255-9129
NSN 7035-01-512-8096
NSN 5965-01-443-5490