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 5910-01-408-0126
NSN 5935-01-299-1295
NSN 6110-00-245-1814
NSN 5915-01-117-0733
NSN 4140-01-349-8491
NSN 6105-01-454-3377
NSN 5985-01-335-6151
NSN 5905-01-170-4414
NSN 5950-01-129-3043
NSN 5945-01-336-3670
NSN 5920-01-355-9264
NSN 6130-00-538-9059