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 6650-00-850-3312
NSN 6650-01-246-4262
NSN 5915-00-476-1374
NSN 6620-01-355-4339
NSN 5996-01-533-0480
NSN 5910-00-102-8147
NSN 5855-00-089-3974
NSN 5975-00-144-7878
NSN 6610-00-456-2364
NSN 6650-01-434-6434
NSN 5965-01-503-0699
NSN 5990-01-321-2997