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 6685-01-054-1806
NSN 5960-01-416-6187
NSN 6685-00-128-9727
NSN 5950-01-082-3816
NSN 7035-01-506-2143
NSN 6320-01-067-0474
NSN 6620-01-535-6925
NSN 5998-01-261-6331
NSN 5998-01-040-1437
NSN 5975-00-563-3607
NSN 5910-01-643-5704
NSN 5999-00-375-6147