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 5965-00-201-7479
NSN 5910-01-150-3496
NSN 6620-01-381-6225
NSN 7035-01-068-3300
NSN 5925-01-057-8862
NSN 5950-00-081-1734
NSN 5996-00-032-3592
NSN 6645-01-423-7760
NSN 5945-00-206-2774
NSN 6135-01-268-7056
NSN 6135-00-927-5848
NSN 5999-01-643-0086