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 6105-01-526-2878
NSN 6135-00-221-4720
NSN 6220-00-573-5747
NSN 4140-01-010-0615
NSN 6240-01-552-2232
NSN 6610-01-496-6758
NSN 5998-00-724-5349
NSN 5950-00-247-8580
NSN 5975-01-605-8216
NSN 6685-01-342-6561
NSN 6105-01-251-7320
NSN 5990-01-607-3528