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 5925-00-867-9928
NSN 5950-01-453-4358
NSN 5930-01-327-4699
NSN 5895-00-806-4561
NSN 5999-01-553-3989
NSN 5920-01-188-8833
NSN 6620-00-849-0450
NSN 5915-01-449-8409
NSN 5920-01-176-5426
NSN 5915-00-715-5520
NSN 6645-01-142-2416
NSN 5960-01-217-5850