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 6620-00-379-2856
NSN 5910-01-605-1469
NSN 6685-01-200-8184
NSN 6130-01-050-3208
NSN 6110-01-077-1473
NSN 5990-01-616-9342
NSN 2925-01-359-9818
NSN 6110-01-392-9071
NSN 6650-01-436-1173
NSN 5920-01-092-4233
NSN 5996-01-315-5682
NSN 5930-01-471-5066