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 5950-00-842-4566
NSN 5910-01-444-0859
NSN 5950-01-151-1172
NSN 4140-00-428-7589
NSN 5905-01-261-6427
NSN 6645-00-106-0140
NSN 6135-01-497-4516
NSN 5960-00-992-5506
NSN 5930-01-272-1529
NSN 6685-01-378-3511
NSN 5965-01-152-7606
NSN 6685-01-006-6045