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 5910-01-293-0100
NSN 5835-00-233-6327
NSN 5905-00-962-5702
NSN 5975-01-384-1456
NSN 6645-00-133-1536
NSN 5935-01-197-6849
NSN 6130-00-291-0589
NSN 5945-00-573-1302
NSN 4140-01-438-3854
NSN 5996-01-391-9585
NSN 5985-00-217-1179
NSN 5960-01-389-9941