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 5930-00-829-3761
NSN 6150-00-773-5147
NSN 5930-01-173-9177
NSN 5920-01-170-7782
NSN 5965-01-408-7260
NSN 6240-01-652-3751
NSN 5895-00-604-3382
NSN 7035-00-445-9657
NSN 5910-00-507-7948
NSN 5985-01-134-7511
NSN 5950-01-246-2598
NSN 5965-00-669-8940