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 5915-01-633-9845
NSN 4140-00-126-0247
NSN 6685-01-129-3129
NSN 4140-01-492-8416
NSN 5985-00-279-9914
NSN 6135-01-633-8502
NSN 6320-01-072-2073
NSN 5905-01-160-7546
NSN 6130-00-111-3384
NSN 5950-01-118-0419
NSN 6110-01-026-1236
NSN 5999-01-221-1935