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 6610-01-476-9945
NSN 5999-01-660-3418
NSN 5985-00-001-9621
NSN 6620-00-010-8190
NSN 5910-00-073-1955
NSN 5965-00-267-4173
NSN 5905-01-155-3099
NSN 6150-01-487-3026
NSN 6685-01-496-5909
NSN 5905-00-143-7370
NSN 6240-00-583-9863
NSN 5996-01-197-7005