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 6145-01-221-0773
NSN 6105-01-055-7436
NSN 7035-01-546-2769
NSN 5910-00-392-5729
NSN 6610-01-278-9704
NSN 5915-00-402-8887
NSN 6610-00-483-6239
NSN 6130-01-146-5804
NSN 6320-01-335-8336
NSN 5950-01-308-4082
NSN 6610-01-364-0294
NSN 6110-01-090-9906