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 6645-00-083-6853
NSN 6105-01-050-7795
NSN 6645-00-108-6479
NSN 5996-01-527-5681
NSN 5930-01-166-5157
NSN 6150-01-659-0345
NSN 6320-01-549-3153
NSN 5975-01-424-6359
NSN 5905-01-640-9667
NSN 6650-00-932-2048
NSN 6105-00-920-8655
NSN 6685-01-555-7938