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 5835-00-247-0161
NSN 6150-01-487-6578
NSN 6110-01-466-4103
NSN 6220-01-633-6592
NSN 5998-01-486-9546
NSN 5835-01-371-8759
NSN 5905-01-090-1268
NSN 4140-01-492-6734
NSN 6650-01-563-8117
NSN 5950-01-445-0083
NSN 5910-01-371-0166
NSN 5925-00-125-0853