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 5915-01-462-2026
NSN 5990-01-376-0405
NSN 6620-00-050-1086
NSN 6145-01-021-4671
NSN 6110-01-359-5382
NSN 6105-01-014-6104
NSN 5855-01-508-1707
NSN 6150-00-205-2490
NSN 5895-01-359-9010
NSN 5920-01-291-4056
NSN 2925-01-412-9520
NSN 6685-01-275-4701