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 6150-01-438-9438
NSN 5855-01-263-7669
NSN 5965-01-372-1089
NSN 5905-01-147-2884
NSN 6110-00-989-2456
NSN 7035-01-003-9142
NSN 2925-01-443-5929
NSN 5920-00-821-7394
NSN 6320-01-056-1164
NSN 6105-00-078-9372
NSN 5965-00-161-4578
NSN 6650-01-142-6438