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 5965-01-546-4628
NSN 6645-01-545-2954
NSN 6105-01-185-3187
NSN 5855-00-079-2370
NSN 6220-01-014-5351
NSN 5990-00-075-8547
NSN 7035-01-462-8701
NSN 5905-00-615-7684
NSN 6220-00-136-9400
NSN 6645-01-418-1657
NSN 5915-01-652-1173
NSN 6240-01-088-7629