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 5925-00-382-7701
NSN 5975-01-024-0678
NSN 5945-00-726-8155
NSN 6145-00-478-3574
NSN 6645-00-381-9628
NSN 6610-00-492-9872
NSN 5945-01-195-6766
NSN 6130-01-550-1380
NSN 6240-00-912-2080
NSN 5999-00-766-6455
NSN 7035-01-048-7122
NSN 5895-01-381-0771