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 2925-01-580-2993
NSN 5895-01-132-0895
NSN 6105-01-585-7912
NSN 5920-01-344-2403
NSN 5935-01-316-1736
NSN 5895-00-006-9230
NSN 5895-01-146-4890
NSN 6135-00-112-8637
NSN 5905-01-085-6405
NSN 5996-01-462-3656
NSN 5935-01-150-0690
NSN 5895-00-268-7716