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 5950-01-451-5642
NSN 5835-01-163-4215
NSN 6135-00-546-6273
NSN 6105-01-452-5274
NSN 6105-01-492-6227
NSN 5965-01-201-8399
NSN 5930-00-690-0824
NSN 5999-01-577-5051
NSN 5925-00-186-0765
NSN 6110-00-250-7913
NSN 6145-00-830-8210
NSN 5998-00-020-3948