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 6130-01-164-6752
NSN 5855-01-656-6808
NSN 6150-01-248-0442
NSN 5835-01-360-2657
NSN 6610-01-138-1727
NSN 6105-00-957-5703
NSN 6620-00-924-4369
NSN 5990-01-315-3754
NSN 5975-00-455-9388
NSN 7035-01-227-7492
NSN 5985-01-418-1721
NSN 5910-00-280-8632