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 6220-01-397-8060
NSN 6610-01-545-0766
NSN 6220-00-823-6688
NSN 6620-01-141-5747
NSN 5915-01-575-1745
NSN 5855-00-688-9954
NSN 5990-01-642-0113
NSN 5920-01-172-6358
NSN 5975-00-372-6265
NSN 5998-01-495-5440
NSN 6645-00-033-8714
NSN 6240-00-053-8877