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 5945-01-121-2281
NSN 5998-01-630-5749
NSN 5925-01-004-9293
NSN 5835-00-289-9080
NSN 5990-00-201-1162
NSN 6650-00-115-9240
NSN 5960-01-029-4253
NSN 5985-01-581-8969
NSN 7035-01-026-1171
NSN 5998-01-605-2944
NSN 6240-00-518-3541
NSN 6110-01-613-6089