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 5895-00-833-2525
NSN 6620-01-162-0220
NSN 6150-01-031-6740
NSN 6620-01-114-6374
NSN 6685-01-643-9145
NSN 6220-01-322-6424
NSN 6320-00-925-0558
NSN 5985-00-152-9457
NSN 6145-00-948-1456
NSN 6320-00-313-9114
NSN 6105-01-496-1844
NSN 6685-00-175-3008