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 2925-01-213-2983
NSN 6645-01-463-3441
NSN 5985-00-497-8437
NSN 5950-00-334-3011
NSN 5996-00-226-5364
NSN 5985-00-147-6937
NSN 5905-00-013-7598
NSN 5965-01-024-7960
NSN 5925-01-114-7018
NSN 6620-00-919-0163
NSN 5965-00-863-6031
NSN 6320-01-233-5798