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 6620-01-535-4358
NSN 6240-00-602-8551
NSN 6150-01-144-5903
NSN 6220-01-189-1373
NSN 6240-01-411-5425
NSN 6110-01-365-9286
NSN 6105-01-634-0322
NSN 5910-01-123-9034
NSN 6645-01-462-2101
NSN 6685-01-631-4032
NSN 6105-01-604-8621
NSN 5998-00-116-8981