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 6130-01-618-2472
NSN 5996-00-747-9770
NSN 6150-01-473-2589
NSN 2925-01-625-6841
NSN 6105-01-432-5847
NSN 5855-01-093-8202
NSN 5935-00-275-0888
NSN 5960-01-578-5537
NSN 5835-00-257-2852
NSN 5998-01-237-3432
NSN 6645-01-544-9475
NSN 7035-00-275-5604