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 5985-01-084-1634
NSN 6645-00-958-5299
NSN 5905-01-140-1367
NSN 5925-00-347-0566
NSN 5835-01-126-9358
NSN 5925-01-414-8843
NSN 5999-00-584-2006
NSN 5960-01-321-2750
NSN 5945-00-204-0041
NSN 6145-01-572-4151
NSN 5895-01-251-8683
NSN 6145-00-663-6133