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 5990-01-568-5565
NSN 5960-01-029-4253
NSN 6130-01-448-5268
NSN 5985-00-944-5171
NSN 6150-01-329-2372
NSN 5905-01-378-6901
NSN 6240-01-361-8138
NSN 5905-01-038-9522
NSN 6610-01-168-7943
NSN 6105-01-605-7622
NSN 5915-01-145-5340
NSN 6320-01-294-7161