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 5915-01-039-7126
NSN 6650-01-632-3501
NSN 5920-01-442-1735
NSN 5925-01-133-3444
NSN 6645-00-239-5743
NSN 6320-00-731-6134
NSN 6685-01-317-3782
NSN 5905-01-464-3833
NSN 6105-00-643-4975
NSN 5965-01-532-5020
NSN 5965-01-622-3118
NSN 6135-01-231-4809