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 5945-00-196-0400
NSN 5910-01-447-2417
NSN 5999-00-158-5118
NSN 5915-01-542-3452
NSN 5990-01-164-0220
NSN 6150-01-323-6916
NSN 6130-01-278-3325
NSN 6685-01-487-0173
NSN 5975-01-415-3331
NSN 5945-00-647-3807
NSN 6620-01-280-3516
NSN 6145-01-573-7994