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 6110-01-205-7204
NSN 5910-01-348-0549
NSN 4140-01-190-6460
NSN 6685-01-304-8054
NSN 6620-00-987-3673
NSN 5996-01-580-0582
NSN 5935-01-609-3931
NSN 5965-01-229-4990
NSN 5945-01-578-0282
NSN 5935-01-004-4161
NSN 7035-01-029-7221
NSN 5950-01-521-9076