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 6150-01-555-8053
NSN 5915-01-474-1937
NSN 5935-01-150-8856
NSN 6320-00-194-4252
NSN 5855-00-323-0967
NSN 6610-01-086-1879
NSN 6610-01-242-9674
NSN 5855-00-973-5717
NSN 5965-00-255-3889
NSN 6220-01-319-2580
NSN 6620-01-149-9192
NSN 5920-01-197-2570