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 5985-00-819-7927
NSN 5960-00-493-5589
NSN 6685-00-235-3492
NSN 6240-01-512-1856
NSN 6105-01-011-9435
NSN 5985-01-392-2217
NSN 4140-00-869-1435
NSN 7035-01-113-6492
NSN 6150-00-728-2485
NSN 7035-01-545-2240
NSN 5960-01-512-0233
NSN 6105-01-157-1610