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 5920-00-285-2245
NSN 4140-01-391-2061
NSN 6110-01-466-1506
NSN 6685-01-269-5240
NSN 5985-01-314-0592
NSN 6145-00-482-9546
NSN 5935-00-700-5496
NSN 5835-01-412-6901
NSN 5930-01-127-0386
NSN 6320-00-394-8458
NSN 5965-01-263-7636
NSN 5910-00-209-6243