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 6650-01-442-5441
NSN 5905-01-117-4747
NSN 6240-00-681-2795
NSN 6220-01-624-2129
NSN 6685-01-529-6504
NSN 5945-00-079-9274
NSN 6105-00-807-7619
NSN 6620-00-491-3818
NSN 5960-00-249-9623
NSN 5985-01-654-0448
NSN 6610-01-227-7221
NSN 7035-01-271-1643