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 5950-00-329-8009
NSN 5920-01-406-3157
NSN 6610-01-327-3187
NSN 6145-01-248-6284
NSN 2925-00-899-4261
NSN 5920-00-125-7757
NSN 6650-01-092-4525
NSN 5920-01-555-3597
NSN 7035-01-307-5366
NSN 6610-01-220-5262
NSN 5920-01-560-6155
NSN 6650-00-864-2942