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 5945-00-150-3034
NSN 6145-01-334-6052
NSN 5945-01-391-7485
NSN 7035-01-027-3510
NSN 6240-01-415-3014
NSN 5930-00-824-1171
NSN 5920-01-554-2698
NSN 5998-00-456-0864
NSN 5990-00-574-5777
NSN 5935-01-035-5659
NSN 6145-00-236-3226
NSN 5965-01-170-5705