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 5998-01-498-5296
NSN 5835-00-373-2671
NSN 6685-01-401-5360
NSN 5975-01-433-4527
NSN 5960-01-037-0107
NSN 6650-01-381-2972
NSN 5965-01-051-0126
NSN 6145-00-232-0813
NSN 6135-01-604-8739
NSN 4140-01-364-6966
NSN 5998-01-366-7899
NSN 6685-00-458-8001