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 6620-01-333-7014
NSN 7035-01-099-2311
NSN 5915-00-726-1204
NSN 5920-00-028-4339
NSN 6320-01-090-8296
NSN 5998-00-299-7891
NSN 6150-01-423-8336
NSN 6110-01-113-9531
NSN 6220-00-086-5156
NSN 5945-01-367-6469
NSN 5990-00-067-1622
NSN 6220-00-325-2740