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 5895-00-683-4517
NSN 6610-01-094-4524
NSN 4140-00-624-2416
NSN 5935-01-442-3521
NSN 5835-01-580-0446
NSN 6610-00-170-6715
NSN 5925-01-401-5314
NSN 5930-01-133-6280
NSN 5950-00-560-2367
NSN 6145-01-573-5891
NSN 5990-00-419-7584
NSN 5945-01-260-9321