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 5915-01-543-6286
NSN 6220-00-390-1170
NSN 6150-01-283-6300
NSN 6320-00-456-2092
NSN 5999-00-795-4781
NSN 6685-01-593-7085
NSN 6150-00-141-0293
NSN 5960-00-584-4553
NSN 6685-01-483-0349
NSN 7035-01-223-9584
NSN 5915-01-018-3137
NSN 5999-00-623-7873