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 6145-01-060-5394
NSN 4140-01-165-6409
NSN 6620-00-189-2381
NSN 5915-00-189-1706
NSN 5975-00-382-6883
NSN 6240-01-210-1927
NSN 5930-01-206-4053
NSN 5910-00-214-7004
NSN 5895-01-530-5402
NSN 5998-01-006-4824
NSN 5999-01-194-5728
NSN 5915-00-913-4804