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 6650-01-260-7427
NSN 6135-00-808-5093
NSN 6220-01-601-7445
NSN 5996-00-178-1016
NSN 5950-00-083-8398
NSN 6645-01-647-0509
NSN 6620-01-438-0415
NSN 5930-01-048-4788
NSN 5925-01-025-4397
NSN 5920-00-581-6126
NSN 6135-01-296-1860
NSN 4140-01-457-7108