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 6650-01-657-1268
NSN 6645-01-093-3675
NSN 7035-01-056-5350
NSN 2925-01-599-1901
NSN 5920-00-964-4538
NSN 5930-00-314-1925
NSN 5925-01-631-9435
NSN 6145-00-956-6125
NSN 5930-01-533-1131
NSN 5945-01-461-8494
NSN 6650-00-400-2625
NSN 5935-01-548-6179