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 6110-00-663-4054
NSN 6110-00-049-5063
NSN 6645-01-174-4363
NSN 5935-00-285-2767
NSN 6240-00-753-2031
NSN 5998-01-443-4477
NSN 6645-01-345-6828
NSN 6220-00-772-1584
NSN 5998-01-291-5022
NSN 6240-01-602-8238
NSN 6130-00-264-6078
NSN 2925-01-062-2660