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 6650-00-444-7796
NSN 7035-01-433-4401
NSN 6645-01-510-4815
NSN 5925-01-365-5442
NSN 5999-00-676-8452
NSN 5945-00-827-1000
NSN 7035-01-106-3476
NSN 4140-01-471-2270
NSN 5920-01-457-1251
NSN 4140-00-854-2718
NSN 5835-01-091-2553
NSN 5910-00-161-6988