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 5925-00-620-5861
NSN 6220-01-282-9149
NSN 5935-01-648-2696
NSN 6610-00-547-9649
NSN 5965-00-243-1243
NSN 5915-01-094-6921
NSN 5950-00-472-0495
NSN 5905-00-437-0549
NSN 6610-00-854-9166
NSN 5975-00-149-0676
NSN 6135-01-350-5845
NSN 6620-00-604-7566