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 5935-01-174-3672
NSN 7035-00-173-2281
NSN 5945-00-051-0272
NSN 5935-01-227-1940
NSN 6135-01-142-6456
NSN 6110-01-096-5262
NSN 5965-01-441-0805
NSN 5905-00-174-5018
NSN 5950-01-129-1495
NSN 5910-00-753-2850
NSN 7035-00-541-8516
NSN 5905-01-378-8460