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 5950-01-604-8158
NSN 5975-01-205-6343
NSN 6130-01-044-5436
NSN 6145-01-283-2482
NSN 5925-01-436-3320
NSN 7035-01-428-2336
NSN 6320-00-731-6134
NSN 5895-00-916-1728
NSN 5895-01-545-3696
NSN 5999-01-583-5797
NSN 5999-01-379-1194
NSN 5996-01-493-6740