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 5920-00-660-6998
NSN 5990-01-209-3955
NSN 5998-01-454-0938
NSN 6645-01-545-6853
NSN 6145-01-103-7276
NSN 5905-00-954-5790
NSN 6150-01-071-0219
NSN 5925-01-069-3443
NSN 5930-01-063-4490
NSN 6145-00-280-2154
NSN 5999-01-208-9930
NSN 5935-00-932-2914