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 5950-01-459-7961
NSN 5915-00-686-1673
NSN 5835-01-566-5462
NSN 5975-00-099-9312
NSN 5996-01-642-1095
NSN 6130-01-397-6367
NSN 6645-00-551-8291
NSN 5855-00-337-3679
NSN 5935-00-181-4008
NSN 5910-01-650-1735
NSN 5925-01-316-2466
NSN 5920-01-367-5791