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 5930-00-025-6295
NSN 5950-01-442-8270
NSN 5935-00-466-3571
NSN 6145-00-681-1585
NSN 5895-01-487-5440
NSN 5975-01-629-1966
NSN 5965-01-279-1075
NSN 5999-01-505-6826
NSN 5930-01-603-7467
NSN 5925-01-584-2545
NSN 6685-01-211-4716
NSN 6135-00-112-8637