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 7035-01-076-3091
NSN 6610-00-971-2503
NSN 6620-01-622-4980
NSN 5998-00-626-9896
NSN 5998-00-845-1994
NSN 6135-01-505-1293
NSN 5910-01-469-2463
NSN 4140-00-753-1416
NSN 6685-00-552-2154
NSN 5925-00-721-3206
NSN 6110-01-363-2275
NSN 5999-00-554-4285