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 6105-00-928-2353
NSN 5950-00-642-5951
NSN 5930-00-526-7645
NSN 5895-00-846-3304
NSN 6320-01-616-0843
NSN 5910-00-231-9728
NSN 6610-00-253-6459
NSN 5998-00-633-5169
NSN 5998-01-610-1559
NSN 6320-00-646-3311
NSN 6150-01-600-3125
NSN 4140-00-484-4040