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 5975-00-391-1108
NSN 5920-01-076-5467
NSN 5930-01-235-2148
NSN 5990-00-145-1187
NSN 5965-00-823-8623
NSN 5930-01-648-5262
NSN 5998-00-852-2062
NSN 5855-01-246-8273
NSN 5915-01-432-7593
NSN 6130-01-509-8895
NSN 6110-01-365-1497
NSN 5960-00-455-9218