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 6240-00-984-3354
NSN 5930-00-009-3416
NSN 2925-01-347-4208
NSN 2925-00-101-7972
NSN 6145-00-834-6378
NSN 5960-01-623-3381
NSN 5905-01-350-1961
NSN 5990-01-168-3257
NSN 2925-01-408-9485
NSN 5935-01-613-0591
NSN 4140-00-068-0267
NSN 5965-00-577-1242