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 5998-01-069-6947
NSN 6685-01-564-8611
NSN 5925-01-412-8210
NSN 5960-01-413-3877
NSN 5965-01-142-8044
NSN 5925-01-256-3070
NSN 5935-00-739-7642
NSN 5905-01-500-8570
NSN 6135-01-554-4281
NSN 5855-01-378-1888
NSN 6610-01-571-6898
NSN 6150-01-652-2327