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 5910-01-413-7915
NSN 6650-00-930-4707
NSN 5990-01-571-3593
NSN 5996-01-252-4107
NSN 6610-01-652-8058
NSN 5855-00-757-5149
NSN 5935-01-031-1779
NSN 6645-01-646-2953
NSN 5985-01-547-4138
NSN 6135-01-364-0667
NSN 6610-01-580-3272
NSN 2925-01-115-0306