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 6220-00-595-6954
NSN 5835-01-373-3498
NSN 6130-01-005-7578
NSN 5990-01-026-9286
NSN 6240-00-497-2176
NSN 6320-01-103-6218
NSN 5945-01-122-3045
NSN 6130-00-246-6915
NSN 5910-01-359-5438
NSN 5905-00-117-6467
NSN 5990-01-271-1628
NSN 5905-01-131-5841