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 6150-01-605-5620
NSN 5985-01-111-7379
NSN 5915-01-426-5557
NSN 6650-01-421-2762
NSN 5996-01-580-0582
NSN 5905-01-357-7271
NSN 5920-01-398-7123
NSN 6150-01-014-4043
NSN 6135-00-161-0746
NSN 6240-01-147-5424
NSN 6620-01-367-4960
NSN 6105-01-528-8027