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 6130-00-554-3691
NSN 5910-01-605-1469
NSN 4140-01-176-6876
NSN 5965-00-471-5018
NSN 6610-01-282-9953
NSN 5905-00-201-8906
NSN 6320-01-054-3046
NSN 6110-01-423-1655
NSN 5930-00-139-5729
NSN 6135-01-290-6487
NSN 6130-01-200-3600
NSN 6110-01-513-2997