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 6110-01-076-3585
NSN 6105-00-941-6505
NSN 6105-00-153-7967
NSN 6620-01-118-2337
NSN 6130-01-469-6139
NSN 5945-01-554-0705
NSN 5950-00-960-4233
NSN 6130-01-013-5538
NSN 5950-01-507-5134
NSN 6610-01-263-2409
NSN 6110-01-146-7617
NSN 5935-01-345-1072