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 6240-01-465-4495
NSN 6135-01-608-3470
NSN 6110-01-542-9860
NSN 5895-00-054-4759
NSN 6320-01-253-9585
NSN 6320-01-132-2746
NSN 2925-01-302-3098
NSN 5998-01-173-8480
NSN 5998-01-357-8580
NSN 6135-01-340-2599
NSN 6645-00-192-1152
NSN 6110-01-492-0145