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 5855-00-688-9954
NSN 5895-01-318-5837
NSN 6220-00-033-7234
NSN 5855-01-191-3404
NSN 6145-00-539-9799
NSN 5915-01-370-8404
NSN 5915-01-061-0242
NSN 5998-00-020-6436
NSN 5945-01-392-0898
NSN 5935-01-641-2721
NSN 5930-01-531-3676
NSN 5965-01-559-6637