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 6150-01-221-8184
NSN 6145-01-145-7005
NSN 6110-01-454-9390
NSN 6650-00-035-9297
NSN 6650-00-331-2232
NSN 5990-01-334-8634
NSN 6110-01-131-1380
NSN 5935-01-043-6952
NSN 2925-01-257-6225
NSN 6105-01-200-1689
NSN 6110-01-612-0018
NSN 6320-01-262-8642