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 4140-01-463-9023
NSN 6610-01-140-9608
NSN 5945-01-479-7490
NSN 6320-00-360-1744
NSN 2925-01-426-3410
NSN 5930-01-575-1144
NSN 5905-01-378-8626
NSN 6105-01-400-0895
NSN 5835-01-091-2553
NSN 5965-01-467-3203
NSN 5930-01-188-9057
NSN 5855-01-230-4665