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 4140-00-618-8093
NSN 6220-01-467-9608
NSN 5910-01-499-6720
NSN 5990-01-189-9338
NSN 5925-00-456-0651
NSN 5990-01-204-6163
NSN 6145-00-807-3441
NSN 5895-01-429-4556
NSN 5960-01-567-1096
NSN 6110-00-596-9124
NSN 5855-01-575-3154
NSN 6645-00-925-0111