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 5905-01-381-0426
NSN 5895-00-942-5559
NSN 5950-00-344-3281
NSN 5920-01-548-4852
NSN 6110-00-811-9704
NSN 6685-00-227-0212
NSN 5996-01-459-8014
NSN 6645-00-057-3499
NSN 7035-00-371-7749
NSN 5895-01-397-7641
NSN 5835-01-408-7576
NSN 5999-00-780-3309