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 2925-01-103-4499
NSN 5935-00-905-4810
NSN 6620-01-483-1138
NSN 5895-01-243-0000
NSN 5975-01-089-8049
NSN 5985-01-579-6830
NSN 5990-00-223-5938
NSN 5950-00-452-7265
NSN 5925-01-314-5514
NSN 6220-00-635-8818
NSN 5895-01-179-5121
NSN 6145-01-327-7079