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 6105-01-214-7638
NSN 5855-01-634-0259
NSN 5960-00-916-8023
NSN 6105-01-423-2784
NSN 2925-00-813-3971
NSN 6645-01-119-3496
NSN 2925-00-585-9861
NSN 5895-01-116-2525
NSN 4140-01-197-0406
NSN 7035-00-299-7150
NSN 4140-01-561-8011
NSN 4140-00-689-9495