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 6610-01-435-4387
NSN 6645-01-614-4838
NSN 6320-00-937-5625
NSN 6240-00-627-1493
NSN 6110-00-316-2311
NSN 5930-01-063-7497
NSN 5930-01-163-1439
NSN 6110-00-798-9983
NSN 6150-01-462-0202
NSN 6320-00-261-9136
NSN 5975-01-372-6038
NSN 5996-01-414-6709