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 6145-00-764-4338
NSN 5935-01-172-6028
NSN 4140-01-173-3960
NSN 6105-01-502-5887
NSN 6135-00-016-0071
NSN 5999-01-214-1841
NSN 5996-00-895-9773
NSN 5990-01-660-9694
NSN 6620-00-506-0112
NSN 5990-01-548-3711
NSN 5835-00-930-8500
NSN 5855-01-142-7530