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 6150-01-029-4118
NSN 7035-00-585-2113
NSN 6650-00-382-2996
NSN 5998-00-181-2495
NSN 5925-01-624-0889
NSN 5975-01-160-0481
NSN 7035-01-028-4966
NSN 5895-01-108-8019
NSN 5965-01-627-6201
NSN 5905-01-238-0597
NSN 5920-01-414-2393
NSN 6685-01-431-7927