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 2925-01-225-0713
NSN 6610-01-336-2787
NSN 5975-01-064-5190
NSN 6240-00-284-0413
NSN 6240-01-215-8485
NSN 5930-01-534-3451
NSN 5895-01-396-0044
NSN 5998-00-006-5378
NSN 5915-00-683-8248
NSN 2925-00-225-5386
NSN 6685-01-582-1941
NSN 5965-01-265-6814