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 5960-00-369-8018
NSN 6145-00-253-2787
NSN 5990-00-199-0081
NSN 5945-00-220-6789
NSN 6150-00-518-6651
NSN 6110-01-451-9377
NSN 5998-01-518-1315
NSN 5960-01-340-9485
NSN 5999-01-498-3255
NSN 2925-01-577-0004
NSN 6240-01-489-5806
NSN 5925-00-422-8487