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 6150-01-612-6232
NSN 5915-01-529-6867
NSN 6220-01-237-2488
NSN 5985-00-212-7690
NSN 5960-01-243-7291
NSN 6135-00-548-2765
NSN 6650-01-232-7744
NSN 5925-00-269-2685
NSN 5998-01-461-4814
NSN 6240-01-010-2991
NSN 6685-00-420-2781
NSN 5915-00-834-6217