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 5945-01-503-6272
NSN 5985-01-444-5393
NSN 5920-00-387-5312
NSN 7035-01-578-8449
NSN 5910-01-033-9255
NSN 6145-01-156-8828
NSN 2925-00-245-4440
NSN 5895-00-576-8453
NSN 2925-01-511-5359
NSN 6130-01-245-8407
NSN 5965-01-101-9094
NSN 2925-00-644-0028