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 5895-00-141-9127
NSN 5990-00-202-5127
NSN 5950-00-691-0759
NSN 5996-01-027-0702
NSN 5910-01-581-3527
NSN 6145-00-259-1622
NSN 2925-00-709-8754
NSN 5925-01-281-8076
NSN 5855-01-277-1663
NSN 5895-00-089-4522
NSN 6110-01-420-0435
NSN 6610-00-009-2736