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 6645-01-392-4788
NSN 5990-01-526-9941
NSN 6220-01-569-1977
NSN 5905-01-367-0509
NSN 5920-01-473-7909
NSN 5910-01-382-6950
NSN 5905-00-081-2355
NSN 5905-00-964-7697
NSN 5960-00-227-0243
NSN 5855-01-190-7049
NSN 6130-01-630-2455
NSN 5998-01-292-0057