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 6130-01-359-2701
NSN 5905-01-360-5064
NSN 6240-01-282-0983
NSN 6135-00-100-8890
NSN 5960-01-442-1770
NSN 6650-00-236-0724
NSN 6220-01-281-0349
NSN 5895-00-943-3552
NSN 5990-01-645-2592
NSN 5985-01-029-3648
NSN 5950-00-926-3304
NSN 5965-00-170-5254