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 5935-00-536-0874
NSN 5915-01-254-0719
NSN 6130-01-422-3138
NSN 6240-00-145-1536
NSN 6320-01-312-3620
NSN 5935-01-293-1100
NSN 4140-01-386-5630
NSN 6135-01-141-4916
NSN 5935-00-149-1485
NSN 5990-00-110-9441
NSN 5835-00-074-3700
NSN 5975-00-060-0314