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 5895-01-343-8553
NSN 6150-00-344-8430
NSN 6220-01-634-0660
NSN 5910-00-965-9814
NSN 6620-01-530-7538
NSN 6620-01-441-0240
NSN 6150-00-159-5271
NSN 5999-01-089-5329
NSN 6645-01-485-4521
NSN 6645-00-842-4653
NSN 5965-00-908-1402
NSN 5935-01-424-4944