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 6685-00-242-0464
NSN 5935-01-155-8753
NSN 5965-00-529-0602
NSN 5990-01-364-8405
NSN 6610-01-585-2222
NSN 5905-00-730-0333
NSN 5960-01-215-0992
NSN 6610-01-611-5323
NSN 5990-00-498-5934
NSN 5960-01-325-2241
NSN 5895-00-630-1868
NSN 5935-01-131-6357