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 6135-00-196-5267
NSN 6650-00-269-5000
NSN 5950-00-894-1826
NSN 5945-00-240-7869
NSN 6645-01-400-2119
NSN 5930-01-600-7908
NSN 6130-01-422-4258
NSN 5910-01-498-3114
NSN 5895-01-177-5039
NSN 4140-00-300-8111
NSN 5996-00-832-9495
NSN 6645-00-300-0401