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 6610-00-584-5055
NSN 6645-00-955-7997
NSN 5945-00-296-8464
NSN 5990-01-458-6789
NSN 6135-01-627-2603
NSN 5990-01-480-6711
NSN 6650-01-360-3848
NSN 5990-01-408-6554
NSN 5960-01-287-4187
NSN 7035-00-124-9383
NSN 5950-01-464-2123
NSN 5895-00-455-6762