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 6145-01-561-8678
NSN 5905-00-085-3550
NSN 5910-01-633-9963
NSN 6135-01-379-6928
NSN 2925-00-371-2285
NSN 7035-01-145-5059
NSN 6610-00-144-7036
NSN 5960-01-372-5609
NSN 6240-01-598-4478
NSN 5965-00-156-8562
NSN 5855-01-423-1497
NSN 5935-01-048-0092