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 5855-01-225-5855
NSN 6685-00-642-0533
NSN 6650-01-444-2152
NSN 5950-01-354-6114
NSN 5835-01-485-0210
NSN 5998-01-546-5663
NSN 5935-01-372-2734
NSN 2925-00-991-4499
NSN 7035-01-113-6492
NSN 5930-00-283-5497
NSN 2925-00-263-2714
NSN 6135-00-485-7402